Updated at Oct 29 20:58
Oct 29 19:05

Thank you for joining Lap-by-Lap coverage from @MartinsvilleSwy. Join us Sun., Nov. 5th at 2 p.m. ET from…

Oct 29 19:00

Kyle Busch in Victory Lane at @MartinsvilleSwy on NBCSN: "Looking forward to Homestead." #NASCARPlayoffs

Oct 29 18:58

Chase Elliott on NBCSN after talking with Denny Hamlin: "It's 100% unnecessary and uncalled for." #NASCARPlayoffs

Oct 29 18:56

Chase Elliott & Denny Hamlin exchange words after the race. Elliott not happy with Hamlin after getting spun while leading.

Oct 29 18:53

Kyle Busch has locked himself into the #NASCARPlayoffs Championship 4 with his @MartinsvilleSwy win.

Oct 29 18:52

Lap 505: Kyle Busch wins the #FirstData500 as a big wreck occurs on the frontstretch! Martin Truex Jr. 2nd.…

Oct 29 18:50

Lap 504: Kyle Busch and Denny Hamlin battle for the lead on the last lap!

Oct 29 18:50

Lap 503: Green flag is back out for overtime! Denny Hamlin leads. Kyle Busch is second.

Oct 29 18:49

Lap 502: We will be going to overtime under the lights at @MartinsvilleSwy! Top-10 -- 11, 18, 14, 78, 21, 20, 2, 17, 4, 48.

Oct 29 18:46

Lap 497: Caution is out! Denny Hamlin spins out Chase Elliott for the race lead in Turns 3 & 4.

Oct 29 18:45

Lap 496: Brad Keselowski goes up the race track and Chase Elliott takes the lead!

Oct 29 18:45

Lap 495: Green flag is out! Brad Keselowski leads.

Oct 29 18:44

Lap 494: Top-10 drivers stay out under this caution. Only #NASCARPlayoffs driver to pit is Jimmie Johnson.

Oct 29 18:42

Lap 491: Caution is out! Joey Logano cuts a tire and spins around at the exit of Turn 2.

Oct 29 18:41

Lap 489: Denny Hamlin now takes the third spot from Joey Logano as he nurses a wounded No. 22 car.

Oct 29 18:41

Lap 488: Big smoke coming out of Joey Logano's car after contact with Kyle Busch.

Oct 29 18:40

Lap 385: 15 laps to go under the lights at @MartinsvilleSwy. Top-10 -- 2, 24, 22, 18, 11, 78, 21, 14, 20, 4.

Oct 29 18:39

Lap 383: #NASCARPlayoffs drivers as they run. Kes: 1st Elliott: 2nd Busch: 4th Hamlin: 5th Truex: 6th Blaney: 7th Harvick: 10th JJ: 17th

Oct 29 18:38

Lap 381: Brad Keselowski has put a half-second lead on Chase Elliott. Joey Logano all over the No. 24 for second.

Oct 29 18:37

Lap 476: Chase Elliott is reporting a tight race car as he continues to battle for the lead.

Oct 29 18:36

Lap 475: Chase Elliott now puts the bumper on Brad Keselowski. The No. 24 isn't going anywhere!

Oct 29 18:35

Lap 471: New leader! Brad Keselowski takes the lead away from Chase Elliott.

Oct 29 18:34

Lap 469: Brad Keselowski dives under Chase Elliott for the lead, but Elliott hangs tough on the outside!

Oct 29 18:34

Lap 467: Brad Keselowski is right on the bumper of Chase Elliott. Kes is giving him a couple bumps to let him know he's there.

Oct 29 18:32

Lap 464: Green flag is out! Chase Elliott leads.

Oct 29 18:29

Lap 459: Leaders hit pit road for what might be final stops of the day. Race off -- 24, 2, 22, 18, 78, 14, 11.

Oct 29 18:28

Lap 458: Jimmie Johnson will be the free pass car under this caution.

Oct 29 18:27

Lap 457: Caution is out! Carl Long spins the No. 66 and hits the wall in Turns 1 & 2.

Oct 29 18:26

Lap 457: Kyle Busch makes the pass on Brad Keselowski for second.

Oct 29 18:25

Lap 453: Chase Elliott puts teammate Jimmie Johnson a lap down. Johnson currently in 17th.

Oct 29 18:25

Lap 450: Top-10 leaderboard with 50 laps to go -- 24, 2, 18, 22, 78, 14, 11, 20, 19, 21.

Oct 29 18:23

Lap 445: Brad Keselowski and Chase Elliott make contact in Turn 1! Elliott maintains the lead but he has a left-rear tire rub.

Oct 29 18:21

Lap 440: Brad Keselowski is right on the bumper of leader Chase Elliott as heavy lapped traffic comes into play.

Oct 29 18:19

Lap 435: Chase Elliott maintains a 1.4-second lead over Brad Keselowski as he works through lapped traffic.

Oct 29 18:18

Lap 432: Joey Logano passes Martin Truex Jr. for the fourth position.

Oct 29 18:14

Lap 422: Kyle Busch is slowly creeping up on Brad Keselowski. Shaping up to be a fun battle for the second spot.

Oct 29 18:13

Lap 420: Dale Jr. is currently running 13th in his final race at M'ville as a full-time Monster Energy Series driver.

Oct 29 18:12

Lap 415: Where #NASCARPlayoffs drivers run. Elliott: 1st Kes: 2nd Busch: 3rd Truex: 4th Hamlin: 7th Blaney: 10th Harvick: 11th JJ: 18th

Oct 29 18:11

Lap 413: Chase Elliott now has a one-second lead over second place Brad Keselowski.

Oct 29 18:08

Lap 405: Chase Elliott has about a half second cushion on Brad Keselowski as he works his way through traffic.

Oct 29 18:06

Lap 400: Top-10 leaderboard with 100 laps to go in the #FirstData500 -- 24, 2, 18, 78, 14, 22, 11, 20, 19, 21.

Oct 29 18:05

Lap 395: Jimmie Johnson drops back to 18th. It's been a struggle for the nine-time @MartinsvilleSwy winner.

Oct 29 18:03

Lap 390: #NASCARPlayoffs drivers as the run. Elliott: 1st Kes: 2nd Busch: 3rd Truex: 4th Hamlin: 7th Blaney: 10th Harvick: 11th JJ: 14th

Oct 29 18:02

Lap 386: New leader! Chase Elliott takes the top spot away from Brad Keselowski.

Oct 29 18:00

Lap 382: Brad Keselowski's lead on Chase Elliott has been cut down to less than a car length. No. 24 is a rocket.

Oct 29 17:59

Lap 378: Chase Elliott is now second after making a pass on Martin Truex Jr..

Oct 29 17:59

Lap 377: Kyle Busch has lost two spots since the restart. He's back to fourth. Reporting a problem with the left front.

Oct 29 17:57

Lap 372: Top-10 rundown as Brad Keselowski continues to lead -- 2, 78, 24, 18, 14, 11, 22, 20, 88, 19.

Oct 29 17:55

Lap 367: Green flag is back out! Brad Keselowski leads. Kyle Busch is second.

Oct 29 17:52

Lap 363: Leaders come down for stops under 8th caution. Race off -- 2, 18, 24, 78, 22, 11, 20, 14, 21, 19.

Oct 29 17:50

Lap 360: Caution is out! Landon Cassill spins at the exit of Turn 2 after teammate David Ragan makes contact.

Oct 29 17:49

Lap 360: Jimmie Johnson is the lowest-running #NASCARPlayoffs driver. He's currently 13th.

Oct 29 17:48

Lap 358: Kyle Busch is reporting his No. 18 is "way too tight." Currently running in fourth.

Oct 29 17:47

Lap 354: Brad Keselowski has caught leader Chase Elliott, but making the pass is a different story. A great battle is brewing.

Oct 29 17:46

Lap 350: Top-10 rundown with 150 laps to go in the #FirstData500 -- 24, 2, 22, 18, 78, 4, 14, 21, 11, 20.

Oct 29 17:46

Lap 347: Kevin Harvick gets aggressive & moves Ryan Blaney to complete the pass for 6th! Clint Bowyer follows suit. YRB now 8th.

Oct 29 17:44

Lap 344: Kevin Harvick is using up Ryan Blaney rear bumper trying to make the pass for sixth.

Oct 29 17:43

Lap 340: A fierce battle between Ryan Blaney and Kevin Harvick for the sixth spot. Lots of bumping and banging!

Oct 29 17:42

Lap 338: Brad Keselowski passes Team Penske teammate Joey Logano for the second position.

Oct 29 17:41

Lap 336: #NASCARPlayoffs drivers as they run. Elliott: 1st Kes: 3rd Busch: 4th Truex: 5th Blaney: 6th Harvick: 7th Hamlin: 11th JJ: 12th

Oct 29 17:40

Lap 330: Chase Elliott puts some space in between he and second place Joey Logano. Lead out to .648 seconds.

Oct 29 17:39

Lap 328: Kyle Busch is falling back. He's passed by both Joey Logano and Brad Keselowski. He's now in fourth.

Oct 29 17:37

Lap 324: New leader! Chase Elliott takes the lead away from Kyle Busch.

Oct 29 17:36

Lap 322: Chase Elliott jumps to second after passing Joey Logano.

Oct 29 17:36

Lap 320: Green flag is back out and the lights are on at @MartinsvilleSwy. Kyle Busch leads.

Oct 29 17:32

Lap 316: Caution is out! Erik Jones spins after contact with Jamie McMurray in Turn 4.

Oct 29 17:32

Lap 315: Joey Logano takes the second position away from Brad Keselowski following the restart.

Oct 29 17:31

Lap 313: Green flag is back out! Kyle Busch is the race leader. Brad Keselowski is second.

Oct 29 17:30

Kyle Larson after being checked and released from the infield care center.

Oct 29 17:28

Lap 308: Leaders dive down onto pit road for stops. Race off: 18, 2, 22, 24, 78, 14, 21, 4, 48, 11.

Oct 29 17:25

Lap 305: Kyle Larson is done for the day.

Oct 29 17:24

Lap 304: Kasey Kahne will be the free pass under the sixth caution of the day.

Oct 29 17:22

Lap 302: Caution is out! Kyle Larson wrecks on the backstretch.

Oct 29 17:21

Lap 300: Top-10 leaderboard with 200 laps to go in the #FirstData500 -- 18, 2, 24, 22, 78, 14, 21, 4, 48, 11.

Oct 29 17:20

Lap 297: All eight #NASCARPlayoffs drivers are now running in the top 10.

Oct 29 17:19

Lap 291: Kyle Busch gets a piece of debris off of his right-front brake duct with help from the No. 66.

Oct 29 17:18

Lap 289: Kevin Harvick is now in eighth after completing a pass on Matt Kenseth. Jimmie Johnson up to ninth.

Oct 29 17:17

Lap 288: Kyle Busch's lead over Brad Keselowski is now up to 1.2 seconds.

Oct 29 17:15

Lap 280: #NASCARPlayoffs drivers as they run. Busch: 1st Kes: 2nd Elliott: 3rd Truex: 4th Blaney: 6th Harvick: 9th JJ: 10th Hamlin: 11th

Oct 29 17:14

Lap 278: Chase Elliott passes Martin Truex Jr. for the third position.

Oct 29 17:12

Lap 273: Kyle Busch jumps out to a .614-second lead to start off the final stage.

Oct 29 17:11

Lap 271: Green flag is back out! Kyle Busch leads. Brad Keselowski is second.

Oct 29 17:07

Lap 265: Leaders on pit road for stops. Race off: 18, 2, 78, 22, 24, 21, 20, 4, 14, 48.

Oct 29 17:06

Lap 263: Austin Dillon will get the free pass under caution for the stage back.

Oct 29 17:04

Lap 262: Denny Hamlin does a masterful job of staying on the lead lap. He finishes Stage 2 in 12th.

Oct 29 17:04

Lap 260: Stage 2 results: 2, 18, 22, 78, 24, 21, 4, 20, 14, 48.

Oct 29 17:03

Lap 260: Brad Keselowski wins Stage 2 of the #FirstData500! He's swept both stages so far today.

Oct 29 17:02

Lap 258: New leader! Brad Keselowski takes the lead away from Kyle Busch.

Oct 29 16:59

Lap 250: With 10 laps to go in Stage 2, here is the top 10: 18, 2, 22, 24, 78, 21, 4, 20, 14, 48.

Oct 29 16:57

Lap 245: Denny Hamlin is now up to 13th as he continues to fight to stay on the lead lap.

Oct 29 16:56

Lap 242: What a battle for the lead! Kyle Busch is holding off a hard-charging Brad Keselowski.

Oct 29 16:56

Lap 240: Top-10 leaderboard with 20 laps to go in Stage 2: 18, 2, 22, 24, 78, 21, 4, 10, 14, 48.

Oct 29 16:55

Lap 238: Brad Keselowski now right on the bumper of Kyle Busch for the lead as Denny Hamlin continues to stay on the lead lap.