Lap-by-Lap: Richmond

Lap 400: Checkered flag. Dale Earnhardt Jr. wins!

Lap 394: Green flag -- Dale Earnhardt Jr. leads Denny Hamlin.

Lap 391: Caution -- Jeff Burton gets turned around.

Lap 391: Green flag -- Dale Earnhardt Jr. leads.

Lap 386: Caution -- Scott Riggs and Brian Vickers make contact in Turn 3.

Lap 374: Dale Earnhardt Jr. is now leading by 1.603 seconds.

Lap 359: Kevin Harvick is now second.

Lap 356: Dale Earnhardt Jr. takes the lead.

Lap 352: Green flag -- Kyle Busch leads.

Lap 348: Pit stops -- Leaders to pit road. Kyle Busch wins the battle off pit road. The dominant car of Kevin Harvick comes out fourth.

Lap 348: Jeff Burton pits while pit road is closed. He'll go to the tail end of the longest line.

Lap 346: Caution -- Robby Gordon whacks the wall in Turn 1.. Sterling Marlin gets the free pass.

Lap 334: Kevin Harvick is now being shuffled back to fifth, as the old tires take their toll.

Lap 330: Denny Hamlin blows by Kevin Harvick on the bottom of the racetrack for the lead.

Lap 325: Kevin Harvick holds off Dale Earnhardt Jr. for the lead. Now Kyle Busch is trying his luck.

Lap 318: Kevin Harvick's leads is .436 seconds -- and shrinking.

Lap 317: Jeff Gordon has returned to the race. He's 41st, 74 laps down.

Lap 293: Green flag -- Kevin Harvick leads.

Lap 288: Pit stops -- Leader Kevin Harvick stays out. Meanwhile, Dale Earnhardt Jr. wins the race off of pit road.

Lap 287: Caution -- Martin Truex Jr.'s engine looks to have expired. Greg Biffle is the Lucky Dog.

Lap 281: Bobby Labonte is fifth and has spent more than 100 laps in the top 10.

Lap 269: Jeff Gordon still behind the wall. Team still looking for a solution.

Lap 266: Green flag -- Kevin Harvick leads.

Lap 260: Caution -- Martin Truex Jr. spins by himself, as does Tony Raines, who narrowly misses Dale Earnhardt Jr.

Lap 255: Kurt Busch sent back down pit road for a pit box violation. He's then nailed again for too fast exiting pit road.

Lap 235: Jeff Gordon and crew make the long trek behind the wall.

Lap 233: Kevin Harvick is coming up on lapped traffic -- again.

Lap 229: Jeff Gordon: "It completely shut off." He's on pit road.

Lap 224: Tony Stewart is in the top five.

Lap 217: Kevin Harvick's lead is growing again. It's now up to 2.1 seconds.

Lap 208: After a long battle, leader Kevin Harvick puts Greg Biffle a lap down.

Lap 202: Greg Biffle is battling with Kevin Harvick to stay on the lead lap. Meanwhile, Dale Earnhardt Jr. is coming closer.

Lap 191: Green flag -- Kevin Harvick leads.

Lap 186: Pit stops -- Leaders in. Kevin Harvick takes few adjustments and wins the battle off of pit road, followed by Dale Earnhardt Jr., Denny Hamlin, Kurt Busch and Tony Stewart. J. J. Yeley gets the free pass.

Lap 185: Caution -- Carl Edwards spins triyng to get to pit road as teammate Mark Martin was going down pit road to make a stop.

Lap 177: Green-flag stops begin -- Greg Biffle gives up sixth place to make a stop.

Lap 168: Points leader Jimmie Johnson is now a lap down to leader Kevin Harvick.

Lap 162: Kevin Harvick's lead is now more than 2 seconds.

Lap 149: Dale Earnhardt Jr. is now second, 1.549 seconds behind leader Kevin Harvick.

Lap 143: Dale Earnhardt Jr. is now battling Greg Biffle for second.

Lap 131: Kevin Harvicks lead has ballooned to nearly two seconds.

Lap 103: Green flag -- Kevin Harvick leads.

Lap 100: Kevin Lepage has been checked and released from the infield care center. Caution is still out with Kevin Harvick in front.

Lap 94: Caution -- Big explosion and fire under Kevin Lepage's No. 61 car.

Lap 93: Green flag -- Kevin Harvick leads.

Lap 88: Kasey Kahne and Tony Stewart to the pits for major adjustments.

Lap 81: Matt Kenseth behind the wall. His oil tank is broken.

Lap 79: Caution -- Casey Mears and Jeff Green each spin out coming out of Turn 4. Meanwhile, Jeff Burton says he's run over something. It appears to be a brake rotor.

Lap 78: Jeff Gordon has gone from 18th to fourth since the start.

Lap 73: Green Flag -- Greg Biffle leads, but not for long as Kevin Harvick takes the lead in less than a half-lap.

Lap 67: Pit stops. All lead-lap cars in. Greg Biffle wins the battle off of pit road. Kevin Harvick falls in second. Matt Kenseth picks up two spots to third.

Lap 66: Caution -- Tony Raines spins just past the start-finish line. Michael Waltrip gets the free pass.

Lap 64: Kevin Harvick lead has ballooned to 1.5 seconds.

Lap 63: Kasey Kahne is back on track, five laps down.

Lap 58: Kasey Kahne, who felt like he was dropping a cylinder, has gone to the garage.

Lap 55: Tony Stewart is losing spots, hoping for a caution. Meanwhile, Dale Earnhardt Jr. has motored up to the top 10.

Lap 50: Kevin Harvick has taken the lead from Greg Biffle.

Lap 40: Kasey Kahne slows on the backstretch. Kahne says he feels like he's down a cylinder.

Lap 27: Look out for the red-hot Kevin Harvick. He's up to second and gaining on leader Greg Biffle.

Lap 23: Green flag -- Greg Biffle leads while Scott Wimmer returns to the racetrack three laps down.

Lap 21: Pit stops -- A dozen cars, including Dale Earnhardt Jr. and Jamie McMurray, are in the pits for adjustments.

Lap 20: Caution -- Scott Wimmer into the wall after squeezing up into Jeremy Mayfield. Wimmer and Mayfield to pit road for repairs.

Lap 15: Bad news for Carl Edwards. He's fallen from ninth to 18th since the start.

Lap 11: Green flag -- Greg Biffle leads.

Lap 8: Caution -- Mike Wallace spins by himself. Greg Biffle still leads.

Lap 3: Greg Biffle takes the lead back from Mark Martin

Lap 2: Mark Martin takes the lead from Greg Biffle

Lap 1: Greg Biffle leads the opening lap

All times eastern

7:42 p.m. -- Green flag: Polesitter Greg Biffle leads

7:34 p.m. -- The engines are fired.

7:28 p.m. -- The U.S. Marine Drum and Bugle Corps finishes the best rendition of the Star-Spangled Banner played at a NASCAR even in quite some time.

7:20 p.m. -- And the Teutels are at yet another NASCAR event. Love those guys.

7:15 p.m. -- Kevin Harvick tells Steve Byrnes that he hasn't been this hot behind the wheel since his days running late models.

7:03 p.m. -- Jimmie Johnson tells Chris Myers there are less 48 haters than when he won at Daytona -- and fits in a shameless plug for his radio show.

7:00 p.m. -- FOX is on the air -- and showing off its Emmys.

5:40 p.m. -- We're just shy of two hours from the green flag and the weather doesn't look bad at Richmond.