Lap-by-Lap: Daytona

CHECKERED FLAG: Kevin Harvick wins the Daytona 500 by inches ahead of Mark Martin.

Lap 202 -- Kevin Harvick pulls on the outside of Mark Martin as the two go side-by-side to the checkered flag.

Lap 202 -- Kyle Busch gets onto the apron, gets turned and a huge crash leaves Clint Bowyer on his roof in the infield. David Gilliland and Jeff Gordon are involved, as well as several others.

Lap 202 -- WHITE FLAG: Mark Martin continues to lead the top four single-file.

Lap 201 -- GREEN FLAG: Mark Martin leads the field to green.
1. Mark Martin
2. Kyle Busch
3. Greg Biffle
4. David Gilliland
5. Elliott Sadler

Lap 198 -- YELLOW FLAG: The red flag has been lifted, and cars are rolling again in preparation for a green-white-checkered finish.

Lap 198 -- RED FLAG: The race has been halted to clean up the wreckage, as all cars are parked on the backstretch.

Lap 196 -- YELLOW FLAG: Jamie McMurray slaps the wall after getting loose off Turn 2. The accordion effect collect Dale Earnhardt Jr. and Ricky Rudd in the accident. Martin Truex Jr. also has damage.

Lap 195 -- Jeff Burton gets loose and drops through the pack after making his way to third. Matt Kenseth also gets loose.

Lap 194 -- Kyle Busch gets Mark Martin loose, but Martin maintains the lead.

Lap 192 -- Kyle Busch moves into third to create a bottom lane and bust the single-file group.

Lap 191 -- GREEN FLAG: Mark Martin gets the race going again.
1. Mark Martin
2. Greg Biffle
3. Matt Kenseth
4. Martin Truex Jr.
5. Elliott Sadler

Lap 186 -- YELLOW FLAG: Reed Sorenson makes contact with Carl Edwards, sending several cars scurrying. Dave Blaney gets forced down pit road although he has a flat tire, heads into Turn 1 at full speed and slams Ken Schrader.

Lap 184 -- Mark Martin leads two former teammates Greg Biffle and Matt Kenseth.

Lap 180 -- GREEN FLAG: Mark Martin leads the field to green.
1. Mark Martin
2. Carl Edwards
3. Reed Sorenson
4. Johnny Sauter
5. Dale Earnhardt Jr.

Lap 177 -- Ryan Newman pulls into the garage with engine trouble. He may be done for the day.

Lap 176 -- Everyone is on pit road:
• Matt Kenseth makes an air-pressure adjustment
• Mark Martin, Reed Sorenson and Johnny Sauter pick up six positions
• Dale Earnhardt Jr. and Greg Biffle pick up nine spots in the pits
• Jamie McMurray hits one of Mike Wallace's crewmen on pit road

Lap 174 -- YELLOW FLAG: Jimmie Johnson crashes with Jeff Green, David Reutimann, Tony Raines and Denny Hamlin. Johnson lost it off Turn 2, slammed the wall and collected Green, Raines, Hamlin and Reutimann as they all slide into the infield grass.

Lap 170 -- LEAD CHANGE: Matt Kenseth gets the advantage on the outside to take the lead. Jamie McMurray moves to second.

Lap 167 -- Martin Truex Jr. and Matt Kenseth are side-by-side battling for the lead. Jamie McMurray trails Kenseth on the outside, while Mark Martin is on the inside behind Truex.

Lap 165 -- Matt Kenseth leads the outside line, while Mark Martin leads the inside, and they're all chasing leader Martin Truex Jr.

Lap 159 -- GREEN FLAG: Martin Truex Jr. gets the race going again.
1. Martin Truex Jr.
2. Mark Martin
3. Kyle Busch
4. Johnny Sauter
5. Matt Kenseth

Lap 157 -- Carl Edwards is penalized because his crew allowed a tire to go across pit road. He will start at the tail of the longest line.

Lap 156 -- Everyone hits pit road:
• Kyle Busch's team raises the track bar and puts four tires on
• Mark Martin gets four tires and fuel and is out second
• Martin Truex Jr. has a quick stop and beats everyone off pit road
• Ryan Newman gains three spots to come off eighth
• Johnny Sauter's fender touches Carl Edwards' side coming off pit road

Lap 154 -- Kyle Busch becomes the leader after the accident between the top two drivers.

Lap 153 -- YELLOW FLAG: Tony Stewart and Kurt Busch crash in Turn 4. Stewart got loose, and Busch's nose touched Stewart's fender. Stewart slammed into the Turn 4 wall, and Busch has major damage to the right-front. Busch pulls behind the wall, while Stewart's car is towed away.

Lap 150 -- LEAD CHANGE: Tony Stewart has completed his comeback and leads the Daytona 500.

Lap 149 -- Kurt Busch has company, as Tony Stewart is on the outside of the leader. Busch leads the lap, but they're side-by-side.

Lap 142 -- Tony Stewart, after falling as far back as 40th, is now running fifth.

Lap 133 -- Ricky Rudd moves to second place behind Kurt Busch, as the two prepare to put David Gilliland a lap down.

Lap 131 -- Pit stops are complete, and Kurt Busch leads.
1. Kurt Busch
2. Denny Hamlin
3. Ricky Rudd
4. Kyle Busch
5. Johnny Sauter

Lap 130 -- LEAD CHANGE: Ryan Newman hits pit road, giving the lead back to Kurt Busch. Clint Bowyer gets caught speeding on pit road and has to serve a pass-through penalty.

Lap 129 -- LEAD CHANGE: Ryan Newman takes the lead while former leaders Kurt Busch and Denny Hamlin are in for their pits. Busch takes some wedge, while Hamlin gets out right behind him.

Lap 128 -- Kyle Busch, David Stremme and Jimmie Johnson are in for their stops. Tony Stewart pits as well. Jeff Burton spends extra time on pit road after a crewman "pops a calf muscle."

Lap 127 -- Kasey Kahne and Elliott Sadler pit, followed by a group of cars. Jeff Green has no adjustments while running fifth. Dale Earnhardt Jr. is in to try and tighten his car.

Lap 126 -- Matt Kenseth and Kevin Harvick hit pit road. Kenseth has handling problems and asks for adjustments. Harvick's team loosens his car.

Lap 125 -- Carl Edwards is on pit road for four tires and adjustments to begin green-flag stops. Joe Nemechek follows.

Lap 117 -- Denny Hamlin moves past Kyle Busch to take second position. Busch got loose off Turn 2, and Hamlin went low to pass him.

Lap 111 -- Jeff Gordon has lost the grip on his tires and dropped back to 32nd.

Lap 106 -- David Stremme gets touched by Kevin Harvick, turning Stremme's car nearly sideways down the straightaway. Both cars are fine and continue running seventh and 10th, respectively.

Lap 100 -- At the halfway point, Dale Earnhardt Jr. and Tony Stewart run 31st and 32nd, respectively.

Lap 96 -- Pole-sitter David Gilliland is running 41st after the pit-road incident, nearly half a lap behind leader Kurt Busch.

Lap 87 -- Dale Earnhardt Jr. gets loose in the pack and falls behind the group of cars. He is complaining about the handling of his Chevrolet.

Lap 86 -- Scott Riggs takes his car behind the wall after it was smoking and is done for the day. He says he may have broken something when he overshot his pit and backed up.

Lap 85 -- LEAD CHANGE: Kurt Busch gets a push from his brother Kyle to pass Kevin Harvick for the lead.

Lap 84 -- GREEN FLAG: Kevin Harvick leads the field to green once again.
1. Kevin Harvick
2. Kurt Busch
3. Kyle Busch
4. Ryan Newman
5. Dale Earnhardt Jr.

Lap 82 -- Tony Stewart is penalized for leaving pit road too fast; he will start at the tail of the longest line after pitting once more for potential nose damage. David Gilliland is back on pit road to repair the damage from contact with Robby Gordon.

Lap 81 -- Kevin Harvick wins the race off pit road, while Tony Stewart's problems drop him to 14th.

Lap 80 -- Everyone hits pit road:
• David Gilliland spins Robby Gordon entering their stalls; Gordon is sideways
• Tony Stewart stalls his car on pit road with Gordon sideways in front of him
• Kyle Busch thinks he ran over something coming to pit road

Lap 79 -- YELLOW FLAG: Kyle Petty has damage to the rear after a tire blew and wrapped around the rear housing of the undercarriage.

Lap 73 -- The second pack of cars have caught leaders Tony Stewart and Kurt Busch to form one pack of seven cars.

Lap 67 -- Tony Stewart remains the leader after green-flag pit stops cycle through. He and Kurt Busch are more than 2 seconds ahead of everyone.
1. Tony Stewart
2. Kurt Busch
3. Ryan Newman
4. David Gilliland
5. Kevin Harvick

Lap 66 -- Tony Stewart, Kurt Busch and Ryan Newman all hit pit road together. Stewart has minor adjustments. Dale Earnhardt Jr. is also in. David Gilliland locks his wheels to avoid a speeding penalty entering pit road.

Lap 65 -- Kevin Harvick, Kyle Busch and Jimmie Johnson hit pit road for tires and adjustments. Busch gets wedge, and Harvick gets a chassis adjustment.

Lap 64 -- A group of 10 cars files onto pit road, including two RCR cars and Jeff Gordon.

Lap 63 -- Juan Montoya, David Reutimann and Tony Raines make their stops for four tires. Montoya's car is too tight.

Lap 62 -- The Evernham cars of Kasey Kahne, Elliott Sadler and Scott Riggs are on pit road to begin green-flag stops with four tires.

Lap 58 -- Juan Montoya is running 42nd, more than half a lap behind the leader. He says his car is extremely tight.

Lap 49 -- LEAD CHANGE: Tony Stewart goes to the outside of Kurt Busch on the backstretch and takes the command with a push from Kyle Busch. Kurt Busch falls back to second.

Lap 46 -- Matt Kenseth is reporting that he may be getting a flat left-rear tire. He says the car is so tight he can't do anything with it.

Lap 42 -- Jimmie Johnson slaps the wall coming off Turn 2, but his car is fine.

Lap 41 -- The top five cars have broken away into their own pack, consisting of Kurt Busch, Tony Stewart, Kyle Busch, Ryan Newman and David Gilliland.

Lap 33 -- Defending Daytona 500 winner Jimmie Johnson is running 18th, but says his car will come to him later in the race.

Lap 21 -- GREEN FLAG: Kurt Busch gets the race back under way.
1. Kurt Busch
2. David Gilliland
3. Tony Stewart
4. Dale Earnhardt Jr.
5. Ryan Newman

Lap 17 -- Everyone hits pit road for four tires and fuel.
• Kurt Busch has a fast stop and is first off pit road
• Tony Stewart has a fast stop, but David Gilliland beats him out
• Jimmie Johnson gets an air-pressure adjustment

Lap 16 -- YELLOW FLAG: Boris Said slaps the side of David Reutimann and goes spinning into the grass on the backstretch. No other cars are involved.

Lap 15 -- Ricky Rudd is dropping to the back and is nearly 3 seconds off the pace.

Lap 13 -- Jeff Gordon reports he brushed the wall, but it hasn't slowed him as he has moved from 42nd to 21st.

Lap 6 -- Dale Earnhardt Jr.'s car appears to be smoking in the turns as it travels over the bumps. It could be tire smoke.

Lap 1 -- David Gilliland hangs on to lead the first lap with cars two-by-two behind him.

3:30 p.m. -- GREEN FLAG: The 49th annual Daytona 500 is under way, as teammates David Gilliland and Ricky Rudd get the draft up to speed.

3:29 p.m. -- Drivers talk about what it's like to win the Daytona 500. There are six former winners in today's field.

3:26 p.m. -- All drivers are concerned about the cross winds at Daytona. Gusts range between 17 and 20 mph.

3:22 p.m. -- Cars are rolling and take to the track.

3:18 p.m. -- Nicolas Cage delivers the command: "Gentlemen, start your engines."

3:11 p.m. -- Big & Rich performs the national anthem.

3:10 p.m. -- Moment of silence for tornado victims and invocation.

2:01 p.m. -- FOX is on the air for the 49th running of the Daytona 500. It's 51 degrees and sunny with a breeze blowing at the speedway.