Lap by Lap: Mountain Dew Southern 500

DARLINGTON, S.C. -- A lap-by-lap account of the Mountain Dew Southern 500:

Lap 367: Terry Labonte wins the Southern 500 for his 22nd career victory and first since 1999

Lap 358: Terry Labonte leads Harvick by 2.441 seconds

Lap 338: Green flag; Terry Labonte leads

Lap 335: Terry Labonte leads out of the pits

Lap 333: Caution out for Robby Gordon crash

Lap 325: McMurray leads Harvick by 2.079 seconds

Lap 316: Green flag; McMurray leads

Lap 313: McMurray leads out of pits

Lap 311: Caution out for debris

Lap 297: Biffle leads Harvick by 2.886 seconds

Lap 280: Greg Biffle passes Kevin Harvick for lead

Lap 279: Green flag; Harvick leads

Lap 276: Harvick wins race out of pits

Lap 274: Caution out for debris

Lap 255: 17 of the 43 starters on the lead lap

Lap 251: Greg Biffle takes the lead from Harvick

Lap 250: Kevin Harvick takes the lead from Lepage

Lap 247: Green flag; Kevin Lepage leads

Lap 241: Kevin Harvick leads out of the pits

Lap 239: Caution out for Ken Schrader crash

Lap 233: Green flag; Greg Biffle leads

Lap 230: Ryan Newman's car stalls in pits

Lap 227: Caution out for Joe Nemechek spin

Lap 194: Ryan Newman leads Greg Biffle by 3.503 seconds

Lap 194: Ryan Newman leads Kevin Harvick by 2.514 seconds

Lap 180: 20 of the 43 starters on the lead lap

Lap 176: Ryan Newman takes lead from Johnson

Lap 176: Green flag; Jimmie Johnson leads

Lap 170: Johnson leads off pit road

Lap 170: Pit road open; leaders pit

Lap 167: Johnson rear-ends the lapped car of Michael Waltrip, no damage

Lap 167: Multi-car accident involving Jeff Gordon, Ken Schrader, Dave Blaney, Johnny Benson, Casey Mears and Kenny Wallace

Lap 164: Kurt Busch makes unscheduled pit stop

Lap 158: Jimmie Johnson scored as leader

Lap 155: Earnhardt Jr. in garage

Lap 154: Green flag; Kevin Harvick leads

Lap 151: Dale Earnhardt Jr. stops on apron

Lap 149: Pit stops begin; Kevin Harvick leads out of pits

Lap 148: Caution out for debris

Lap 144: Jeff Burton leads Kevin Harvick by 8.849 seconds

Lap 121: Jeff Burton leads Ryan Newman by 4.331 seconds

Lap 108: Kenseth slaps the wall; no caution

Lap 107: Jeff Burton takes the lead

Lap 104: Kenseth passes Jeff Burton for the lead

Lap 104: Green flag; Jeff Burton leads

Lap 100: Caution flag for wreck involving Mike Skinner

Lap 96: Kenseth leads Jeff Burton by .676 seconds

Lap 77: Green flag; Kenseth leads

Lap 71: Caution for debris

Lap 67: Kenseth passes Newman for the lead

Lap 61: 28 of the 43 starters on the lead lap

Lap 45: 31 of the 43 starters on the lead lap

Lap 36: Newman leads Earnhardt Jr. by 2.394 seconds

Lap 22: Mark Martin to the garage

Lap 16: Sterling Marlin to the garage

Lap 14: Green flag

Lap 10: Pit stops begin; Ryan Newman leads out of pits

Lap 5: Caution out for multi-car accident. Dale Jarrett, Christian Fittipaldi, Rusty Wallace, Michael Waltrip, Tony Raines and Jason Leffler have heavy damage

Lap 1: Ryan Newman leads from the Bud Pole

Pre-race: Jarrett (engine change), Cope (engine change), Spencer (qualifying crash) to the back