CHECKERED FLAG: Tony Stewart grabs his first victory of the season by holding off Carl Edwards and Jimmie Johnson. The top-10 in the standings have all clinched a Chase berth. Greg Biffle in 11th just needs to start at Richmond to clinch his Chase berth.

WHITE FLAG: Tony Stewart takes the white flag.

Kasey Kahne, 15 laps down, is trying to spin Ryan Newman to show him he wasn't happy with the rub earlier.

Tony Stewart still up by a second. Jeff Burton battling Ryan Newman for fourth.

Tony Stewart leads by 1.2 seconds. Clint Bowyer in seventh.

Kyle Busch passes Kurt Busch for sixth. Tony Stewart and Carl Edwards have pulled away from the field.

Jeff Burton is on the move passing Kurt Busch for fifth.

Jeff Burton up to seventh after pitting for fresh tires. Kevin Harvick back on pit road.

Ryan Newman falls back to fourth as Jimmie Johnson passes him.

Tony Stewart maintains the lead. Ryan Newman passes Jimmie Johnson for third.

GREEN FLAG: Tony Stewart brings the field to speed. 1. Tony Stewart 2. Carl Edwards 3. Jimmie Johnson 4. Ryan Newman 5. Kurt Busch

Kasey Kahne takes his No. 9 to the garage with water pump issues. This will more than likely mathematically eliminate Kahne from Chase contention.

Juan Montoya, Mark Martin, Jeff Gordon, Jeff Burton, A.J. Allmendinger and Kevin Harvick among the cars to pit.

YELLOW FLAG NO. 8: Debris from Kasey Kahne's tire litters the track bringing out the caution. David Ragan gets the free pass and is back on the lead lap.

LEAD CHANGE: Tony Stewart passes Carl Edwards in Turn 2 for the lead. Kasey Kahne and Kurt Busch get together and Kahne has a tire go down.

GREEN FLAG: Carl Edwards brings the field to the green. 1. Carl Edwards 2. Tony Stewart 3. Kasey Kahne 4. Jimmie Johnson 5. Kurt Busch

LEAD CHANGE: Carl Edwards wins the race off pit road and takes the lead.

The leaders hit pit road. ? Carl Edwards with an air pressure adjustment ? Jimmie Johnson with no changes ? Kasey Kahne with an air pressure adjustment ? Tony Stewart with an air pressure adjustment ? Kurt Busch with no changes for the first time tonight

YELLOW FLAG NO. 7: Brad Keselowski slaps the wall hard enough to bring out the caution. David Reutimann is back on the lead lap after being two laps down as he gets the free pass.

Tony Stewart passes Kyle Busch for fifth as he tries to work his way back to the front.

Kasey Kahne, Jimmie Johnson and Carl Edwards are nose-to-tail for the lead.

Jimmie Johnson goes inside on Kasey Kahne but Kahne holds.

Jimmie Johnson is closing on Kasey Kahne for the lead.

Carl Edwards and Jimmie Johnson get around Kurt Busch for second and third.

Chase bubble update: Clint Bowyer (ninth), Mark Martin (16th), Jamie McMurray (14th), Kasey Kahne (first), Ryan Newman (16th).

Jimmie Johnson gets around Kyle Busch for fourth.

LEAD CHANGE: Kasey Kahne beats Kurt Busch to the line and leads.

Kasey Kahne passes Kyle Busch for second. Carl Edwards and Jimmie Johnson pass Jeff Gordon, dropping the No. 24 to seventh.

Kurt Busch has a great start and leads. Kyle Busch up to second. Jeff Gordon down to fourth. Martin Truex Jr. down to seventh.

GREEN FLAG: Kurt Busch brings the field to the green. 1. Kurt Busch 2. Jeff Gordon 3. Martin Truex Jr. 4. Kyle Busch 5. Carl Edwards

LEAD CHANGE: Kurt Busch stays out and leads for the first time tonight. Jeff Gordon also stays out. Martin Truex Jr. won the race off pit road.

Pit road is open and the leaders hit pit road. ? Carl Edwards with four tires and fuel ? Kyle Busch with four tires and fuel ? Tony Stewart with four tires and fuel ? Juan Montoya with four tires and fuel ? Martin Truex Jr. with a great stop

Pit road remains closed.

YELLOW FLAG NO. 6: Scott Speed has his engine explode and his No. 82 catches fire bringing out the caution. Paul Menard also has power problems and he will go to the garage. Reed Sorenson gets the free pass and is back on the lead lap.

Tony Stewart drifts up the track on the restart and falls to fourth.

GREEN FLAG: Carl Edwards brings the field to the green. 1. Carl Edwards 2. Tony Stewart 3. Kyle Busch 4. Juan Montoya 5. Martin Truex Jr.

Jeff Gordon and Kevin Harvick back on pit road to top off on fuel.

Kevin Harvick, David Ragan and Brad Keselowski will all move to the rear of the field for pit penalties.

Pit road is open. Jeff Gordon, Mark Martin, Ryan Newman, Kurt Busch and Scott Speed make stops. Gordon with major adjustments including wedge and track bar.

Kevin Harvick on pit road and will be held a lap to fix a scoring error. When the caution came out, Kevin Harvick drove through pit road and put himself a lap ahead of everyone else. This isn't a penalty, it's just to get the scoring system corrected.

Pit road is closed. Kevin Harvick back on pit road for repairs.

Jeff Gordon was on pit road when the caution came out but wasn't allowed to pit, so he will lose 11th when pit road opens to make his stop.

YELLOW FLAG NO. 5: Caution is out for debris as Carl Edwards and a bunch of other cars were on pit road. Kevin Harvick shredded his left front and has a lot of damage on his No. 29. Jamie McMurray gets the free pass and is back on the lead lap.

Tony Stewart, Martin Truex Jr. and Kasey Kahne on pit road.

Jimmie Johnson, Kurt Busch, Jeff Burton and Regan Smith on pit road.

Juan Montoya and Kyle Busch hit pit road.

LEAD CHANGE: Carl Edwards gets around Tony Stewart in Turn 1 to retake the lead.

Carl Edwards has caught Tony Stewart and is challenging for the lead.

Kevin Harvick passes Jimmie Johnson for fifth.

Kyle Busch and Juan Montoya side-by-side for third.

Paul Menard hits pit road as he has engine problems.

Kyle Busch passes Jimmie Johnson for fourth.

Carl Edwards has cut Tony Stewart's lead in half, now trailing the No. 14 by 2.2 seconds.

Jeff Gordon is desperate for a pit stop to make adjustments as he has gone from fourth to 17th on this run.

Tony Stewart has caught the tail of the field, Paul Menard is about to go a lap down.

Tony Stewart has opened up a 3.8-second lead on Carl Edwards.

Greg Biffle has lost power and he might not make it back to pit road.

Greg Biffle is back on the track scored 39th, 71 laps down. He will pass at least three drivers who are done for the night, giving him nine more points.

Juan Montoya passes Jimmie Johnson for third and Johnson shows his displeasure after the pass with a gesture out the window.

The Chase battle is heating up. The way they run right now, 17 points separate Mark Martin, Ryan Newman, Kasey Kahne and Jamie McMurray. Martin is 13th, 95 points behind Clint Bowyer.

David Reutimann, after his radio issues, is the first car a lap down and in a battle with Jamie McMurray, who lost a lap after his flat tire.

Juan Montoya passes Kyle Busch for fourth.

A tough restart for Jeff Gordon as he falls to eighth and is now in a battle with Jeff Burton and Kasey Kahne.

Jimmie Johnson goes high to pass Carl Edwards for second.

The racing is getting a little more heated as numerous cars are three-wide on the restart.

GREEN FLAG: Tony Stewart brings the field to the green. 1. Tony Stewart 2. Jimmie Johnson 3. Carl Edwards 4. Jeff Gordon 5. Kyle Busch

Clint Bowyer back on pit road.

The lead-lap cars hit pit road. ? Carl Edwards with an air pressure and wedge adjustment ? Jimmie Johnson with four tires and no adjustments ? Tony Stewart with an air pressure adjustment ? Jeff Gordon with four tires ? Mark Martin has a great four-tire stop ? Clint Bowyer with an extended stop ? Paul Menard with a long stop as he could have engine problems

YELLOW FLAG NO. 4: David Ragan spins on the backstretch bringing out the caution. Matt Kenseth gets the free pass and is back on the lead lap.

An update on some in the field: A.J. Allmendinger (12th), David Ragan (13th), Mark Martin (14th), Clint Bowyer (15th), Marcos Ambrose (16th), Scott Speed (17th) and Regan Smith (18th).

Tony Stewart has caught the tail of the field as Matt Kenseth and Ryan Newman are about to go a lap down.

Kevin Harvick's car is coming to life

Kevin Harvick and Juan Montoya among the fastest on the track. Harvick is up to fifth and Montoya is seventh.

Congratulations to Kyle Busch, who has officially clinched a berth in the Chase.

Jamie McMurray now 26th, one lap down after his flat tire.

Tony Stewart has opened up a 2.1-second lead on Jimmie Johnson.

Jamie McMurray has a flat tire and is on pit road. He will go a lap down.

Jeff Gordon closing on Martin Truex Jr. for fourth.

Greg Biffle remains in the garage but his point standing isn't dire. He is currently 144 points ahead of 13th-place Jamie McMurray if the race were to end right now.

Kurt Busch now 16th after struggling the first half of the race with the handling of his No. 2.

LEAD CHANGE: Tony Stewart passes Jimmie Johnson on the backstretch to retake the lead.

Jeff Gordon's car is coming alive at night as he shoots past Kasey Kahne for fifth.

Jeff Gordon passes Kyle Busch for sixth. Juan Montoya and Dale Earnhardt Jr. battling for ninth.

Kyle Busch up to sixth after being a lap down following an unexpected pit stop for a vibration.

LEAD CHANGE: Jimmie Johnson has a great start and rockets to the lead.

GREEN FLAG: Tony Stewart brings the field to the green. 1. Tony Stewart 2. Carl Edwards 3. Jimmie Johnson 4. Martin Truex Jr. 5. Jeff Gordon

Pit road is open and the lead-lap cars hit pit road. Mark Martin, David Ragan, Kurt Busch, Regan Smith and Scott Speed hit pit road. All five are back on the lead lap.

Ryan Newman has pitted every lap to fix damage from contact with Greg Biffle.

Greg Biffle in the garage. Ryan Newman on pit road. Elliott Sadler's No. 19 remains on the track undriveable.

YELLOW FLAG NO. 3: Greg Biffle gets bumped by Ryan Newman and spins in Turn 3 hitting Elliott Sadler bringing out the caution. Jeff Burton gets the free pass and is back on the lead lap.

GREEN FLAG: Tony Stewart brings the field to the green. 1. Tony Stewart 2. Carl Edwards 3. Jimmie Johnson 4. Martin Truex Jr. 5. Jeff Gordon

Clint Bowyer and Kevin Harvick back on pit road with some issues after their pit stops. Twenty-one cars take the wave-around putting 22 cars on the lead lap.

LEAD CHANGE: Tony Stewart wins the race off pit road and retakes the lead.

The lead-lap cars hit pit road. ? Tony Stewart with four tires and minor adjustments ? Juan Montoya with four tires and no adjustments ? Carl Edwards with four tires and minor adjustments ? Martin Truex Jr. with four tires and no adjustments

Pit road remains closed.

Pit road is closed due to clean-up efforts.

YELLOW FLAG NO. 2: Denny Hamlin lost his engine bringing out the caution as fluid is all over the frontstretch and Turn 1. Kyle Busch gets the free pass and is back on the lead lap.

LEAD CHANGE: Denny Hamlin slips to fifth as Carl Edwards inherits the lead in Turn 1. Tony Stewart second, Martin Truex Jr. third and Jimmie Johnson fourth.

Tony Stewart struggled on the restart but he passes Martin Truex Jr. for third.

Martin Truex Jr. gets a great start and jumps to third. Carl Edwards also with a great restart as he moves to second.

GREEN FLAG: Denny Hamlin brings the field to the green. 1. Denny Hamlin 2. Tony Stewart 3. Carl Edwards 4. Kevin Harvick 5. Martin Truex Jr.

Joey Logano's crew has no idea what is wrong but believe its in the engine.

Joe Nemechek and J.J. Yeley the wave-around cars but both are multiple laps down. Kurt Busch on pit road for an extended stop trying to find the right setup.

All the leaders his pit road. ? Carl Edwards with four tires and an air pressure adjustment ? Tony Stewart with four tires and a track bar adjustment ? Denny Hamlin with a track bar adjustment and an air pressure adjustment ? Greg Biffle with four tires ? Jimmie Johnson with four tires

YELLOW FLAG NO. 1: Debris in Turn 2 puts the race under caution. Dale Earnhardt Jr. gets the free pass and is back on the lead lap.

Marcos Ambrose goes a lap down with Mark Martin next in line.

Matt Kenseth goes a lap down.

LEAD CHANGE: Denny Hamlin gets around Tony Stewart in Turn 2 and retakes the lead.

Kevin Harvick up to fifth as he passes Martin Truex Jr.

A Chase bubble update: Clint Bowyer (13th), Mark Martin (18th), Jamie McMurray (15th), Ryan Newman (14th), Kasey Kahne (eighth).

David Reutimann scored in 35th, two laps down, after his radio issues. It turns out he accidentally ripped the wire out of his helmet.

Elliott Sadler goes a lap down leaving 19 cars on the lead lap.

Joey Logano thinks he might have a cylinder out in his engine and he has slowed off the pace. Logano is currently 29th.

Tony Stewart puts David Ragan a lap down.

Jimmie Johnson going to the outside looking to get around Kasey Kahne for fifth.

The top five after green-flag stops: 1. Tony Stewart 2. Denny Hamlin 3. Carl Edwards 4. Martin Truex Jr. 5. Kasey Kahne

Kyle Busch on pit road for his green-flag stop. He will go one lap down.

David Reutimann is being black-flagged, he has no communication with his team.

After green-flag stops, Kurt Busch is in 25th, the first car one lap down.

Kyle Busch sits in third after his pit stop off sequence for a loose wheel. He will need a caution or else he will pit within the next 20 laps.

LEAD CHANGE: Tony Stewart inherits the lead after Denny Hamlin pits.

Carl Edwards with a track bar adjustment. Denny Hamlin with four tires and a wedge adjustment.

Tony Stewart with a wedge and track bar adjustment. Greg Biffle with a track bar adjustment.

Jeff Gordon, Juan Montoya and Matt Kenseth on pit road.

LEAD CHANGE: Tony Stewart back out front. Jamie McMurray, Martin Truex Jr. and A.J. Allmendinger on pit road.

LEAD CHANGE: Denny Hamlin back out front. Ryan Newman on pit road with an air pressure adjustment.

Clint Bowyer on pit road. Bowyer with four tires and an air pressure adjustment.

David Reutimann's crew has requested a black flag on the No. 00. Kurt Busch on pit road for a wedge adjustment.

LEAD CHANGE: Tony Stewart gets a great run on Denny Hamlin and is back out front. Jeff Burton goes a lap down.

LEAD CHANGE: Denny Hamlin gets around Tony Stewart and retakes the lead.

Sam Hornish Jr. on pit road as another round of green-flag stops begins.

Paul Menard continues to impress as he passes Greg Biffle for seventh.

Denny Hamlin has closed the gap on Tony Stewart and is challenging for the lead.

Martin Truex Jr. and Jimmie Johnson side-by-side for fifth.

Carl Edwards passes Kahne for third. Kevin Harvick has gained 19 positions in 80 laps.

Regan Smith and Joey Logano go a lap down as 24 cars remain on the lead lap.

Ryan Newman falls to 11th as Paul Menard and Kevin Harvick pass the No. 39.

Paul Menard currently 10th. Clint Bowyer runs 13th. David Ragan currently in 16th.

Kyle Busch on pit road with a loose wheel and he goes a lap down. Kurt Busch also a lap down.

Jeff Burton struggling as he runs 25th. Kyle Busch up to 20th but he is reporting a vibration and will pit.

Reed Sorenson and Sam Hornish Jr. go a lap down.

LEAD CHANGE: Tony Stewart goes high on the backstretch and takes the lead from Denny Hamlin.

Kasey Kahne goes high up the track and passes Martin Truex Jr. for third.

After his pass-through penalty, Kyle Busch is 22nd, 23 seconds behind leader Denny Hamlin.

Green-flag stops put Bill Elliott, Casey Mears and Dave Blaney a lap down.

The top five after green-flag stops: 1. Denny Hamlin 2. Tony Stewart 3. Martin Truex Jr. 4. Kasey Kahne 5. Ryan Newman

LEAD CHANGE: Denny Hamlin gets around Tony Stewart and retakes the lead.

J.J. Yeley takes his car to the garage.

LEAD CHANGE: With Kyle Busch being penalized, Tony Stewart takes the lead for the first time tonight.

The black flag with the white cross is being displayed for Kyle Busch meaning if he doesn't pit, they will stop scoring.

LEAD CHANGE: Kyle Busch is out front and leads but he was too fast entering pit road and will have to serve a pass-through penalty.

Denny Hamlin and Kyle Busch on pit road. Busch with a minor adjustment. Hamlin with four tires and an air pressure adjustment.

Greg Biffle, Juan Montoya, A.J. Allmendinger and Jimmie Johnson on pit road.

Tony Stewart gives up third and pits. Kasey Kahne, Ryan Newman and Reed Sorenson also pit. Stewart with a chassis adjustment.

Kurt Busch on pit road for four tires and a wedge adjustment.

Marcos Ambrose on pit road.

Sam Hornish Jr. on pit road beginning green-flag stops.

Kevin Conway takes the No. 7 to the garage as green-flag stops are upcoming.

After a horrible qualifying run, Matt Kenseth has worked his way up to 21st. Mike Bliss takes the No. 55 to the garage.

Brad Keselowski goes a lap down.

Michael McDowell and Joe Nemechek take their cars to the garage. Denny Hamlin leads by 1.9 seconds.

Paul Menard passes Jeff Gordon for 13th.

David Gilliland and J.J. Yeley are a lap down.

Kevin Harvick up to 15th as he is working his way to the front.

Greg Biffle, A.J. Allmendinger and Clint Bowyer running three-wide for ninth.

Kurt Busch down to 27th as he is unhappy with the handling of his car. He says his No. 2 is extremely tight.

Kyle Busch passes Ryan Newman for second as the lap times have slowed considerably with the tires wearing down.

Travis Kvapil and Joe Nemechek go a lap down.

Patrick Carpentier goes a lap down.

A.J. Allmendinger continues his climb through the field as he breaks into the top 10.

LEAD CHANGE: Denny Hamlin and Ryan Newman side-by-side at the stripe with the No. 11 inching ahead for the lead.

Greg Biffle up to 12th. Jeff Gordon down to 14th. Kurt Busch currently 23rd.

Kevin Conway, Michael McDowell and Mike Bliss are a lap down.

Juan Montoya passes Jeff Gordon for 11th. A.J. Allmendinger on the move up to 12th.

LEAD CHANGE: Ryan Newman passes Denny Hamlin on the backstretch to take the lead.

Carl Edwards continues to fall backward as Martin Truex Jr. passes him for sixth.

Jimmie Johnson and Tony Stewart get around Carl Edwards for fourth and fifth.

Ryan Newman closing the gap between him and race leader Denny Hamlin.

This is not how Mark Martin wanted to start this race, as he falls to 30th as something is amiss with the handling of his No. 5 Chevrolet.

Denny Hamlin out front by 0.8 seconds. Jimmie Johnson on the move as he is up to fifth.

Kyle Busch goes to the inside of Carl Edwards and looks to reclaim third.

Mark Martin loses some momentum and falls to 27th.

Carl Edwards gets outside of Kyle Busch and passes him for third.

Tony Stewart down to fifth. Jimmie Johnson down to seventh.

Denny Hamlin holds the lead on the first lap with Ryan Newman challenging.

GREEN FLAG: Denny Hamlin brings the field to the green and the Emory Healthcare 500 is under way.

The cars are rolling off pit road for three warm-up laps.

Terry Green, Emory Healthcare's 500th heart transplant recipient, gives the command: "Gentlemen, start your engines!"

Ernie Haase and Signature Sound perform the national anthem.

Joe Gibbs Racing owner Joe Gibbs delivers the Invocation.

NASCAR Countdown is under way on ESPN.

It is a picture-perfect day in Atlanta. It's currently 85 degrees under blue skies. Temperatures should be in the upper 70s when the green drops at 7:46 p.m. ET, and fall into the 60s as the sun goes down. Denny Hamlin is on the pole for race No. 25 on the Cup schedule.