Nascar Rules

[the H team]

Lap 30 -- Carl Edwards is on pit road. Clint Bowyer's lead over Jimmie Johnson stands about 3.3 seconds.
Lap 29 -- Kurt Busch takes third from Jeff Gordon, who has now led more than 23,000 laps during his Cup career. Amazing.

[the H team]

Lap 36 -- Kurt Busch brings his unsponsored car to the pits.
Lap 35 -- Clint Bowyer gives up the lead to pit. Jimmie Johnson, Kyle Busch, Dale Earnhardt Jr., Ryan Newman, Brian Vickers, Jeff Gordon, Tony Stewart, Martin Truex Jr. and others are on pit road.
Lap 34 -- Juan Montoya, Greg Biffle, Matt Kenseth and Marcos Ambrose are pitting.
Lap 31 -- Kyle Busch gets around Jeff Gordon for fourth place.

[the H team]

Lap 37 -- After the cycle of stops, Martin Truex Jr., Clint Bowyer, AJ Allmendinger, Jimmie Johnson and Kyle Busch are the top five. Truex and Allmendinger much earlier, so they're working a different plan.

[the H team]

Lap 40 -- Martin Truex Jr.'s lead over Clint Bowyer stands at about 6.6 seconds.

[the H team]

Lap 42 -- Josh Wise gets off the track, but he's able to continue without bringing out a caution.

[the H team]

Lap 43 -- The top-five drivers -- Martin Truex Jr., Clint Bowyer, Jimmie Johnson, Kyle Busch and Jeff Gordon -- are separated by 12.4 seconds on the race track.

[the H team]

Lap 47 -- Clint Bowyer is running about 2.3 seconds behind leader Martin Truex Jr.
Lap 46 -- Martin Truex Jr.'s best finish here at Sonoma is an eighth. It's his only top-10 showing at this track.

[the H team]

Lap 48 -- This is the longest a race at Sonoma has ever gone at the start without a caution.

[the H team]

Lap 50 -- AJ Allmendinger is pitting.
Lap 49 -- Move Clint Bowyer to the top of the leaderboard after Martin Truex Jr. hits pit road.

[the H team]

Lap 51 -- Following the stops by the out-of-sequence Martin Truex Jr. and AJ Allmendinger, the top five are Clint Bowyer, Jimmie Johnson, Kurt Busch, Kyle Busch and Jeff Gordon.

[the H team]

Lap 52 -- Clint Bowyer's advantage over second-place Jimmie Johnson stands at 4.5 seconds.

[the H team]

Lap 53 -- Pole sitter and early leader Marcos Ambrose is back in 10th place, 28.9 seconds behind first-place Clint Bowyer.

[the H team]

Lap 55 -- Crossed s. The race has reached the halfway point.

[the H team]

Lap 56 -- Kurt Busch is in third place. Remember ... he won here last season.

[the H team]

Lap 58 -- Matt Kenseth has just one top-10 finish here at Sonoma, so chances are that he would be happy with a ninth-place finish. That's where he's running now.