Lap 29 -- Juan Montoya now reports he's feeling a looseness in one of his tires.
Lap 39 -- LEAD CHANGE: Mark Martin takes the lead when Juan Montoya hits pit road to have his crew take a look at the vibration he's feeling. He takes four tires.
Lap 41 -- Juan Montoya is back out on the track, showing up in 30th position after that unscheduled pit stop. The Busch brothers are back-to-back, with Kyle in 12th and Kurt in 13th.
Lap 53 -- The top five after green flag stops cycled through:
1. Juan Montoya
2. Greg Biffle
3. Mark Martin
4. Clint Bowyer
5. Jamie McMurray
Lap 52 -- LEAD CHANGE: Juan Montoya back to the lead after Tony Stewart gets onto pit road.
• Stewart gets a wedge adjustment, four tires and fuel
Lap 65 -- Greg Biffle is pulling away quickly, opening up nearly a one-second lead on Juan Montoya.
Lap 67 -- A plethora of cars hit pit road under caution.
• Mark Martin takes four tires and fuel
• Clint Bowyer gets an air pressure adjustment
• Greg Biffle adds air in his right side tires
• Juan Montoya gets a track bar adjustment
Lap 66 -- YELLOW FLAG NO. 3: Debris in Turn 2 brings out another caution, helping Juan Montoya's case as he was nearly going to have to pit under green.
Lap 70 -- GREEN FLAG: Greg Biffle takes the inside line.
1. Greg Biffle
2. Juan Montoya
3. Jamie McMurray
4. Clint Bowyer
5. Kevin Harvick
Lap 75 -- Greg Biffle continues to turn laps in the lead, up by more than half a second on Juan Montoya in second. Biffle is the only Ford in the top six, with Chevrolets taking up the next five spots.
Lap 79 -- Juan Montoya and Jamie McMurray remain in the top three, continuing the strong runs they were expected to have.
Lap 95 -- It's a two-man race, and even that might be kind. Greg Biffle leads Juan Montoya by about six-tenths of a second, with third-place Jamie McMurray another five seconds back.
Lap 98 -- Green flag stops start up.
• Tony Stewart pits for tires, fuel
• Juan Montoya four tires and fuel
• Mark Martin four tires, fuel and two rounds out of the left rear
• Kevin Harvick went back to his original air pressure
Lap 100 -- LEAD CHANGE: Juan Montoya takes lead when Carl Edwards pits.
Lap 103 -- Now that he's back up front, Juan Montoya is back in fresh air and having no problems. His lead over Greg Biffle is hovering in the eight-tenths to one second range.
Lap 102 -- The top five after green-flag stops:
1. Juan Montoya
2. Greg Biffle
3. Jamie McMurray
4. Clint Bowyer
5. Kevin Harvick
Lap 108 -- Juan Montoya's lead is more than a second and a half on Greg Biffle.
Lap 106 -- Greg Biffle telling his crew chief he hopes that pit stop doesn't cost him the victory, with Greg Erwin saying they weren't trying to avoid Juan Montoya but trying to pit with Clint Bowyer and Kevin Harvick and those guys. They weren't expecting Brad Keselowski to pit with them.
Lap 119 -- The leaders are on pit road.
• Mark Martin got another adjustment, four tires and fuel
• Clint Bowyer got four tires
• Greg Biffle got both track bar and wedge adjustments
• Juan Montoya took no adjustments, just tires and fuel
• Jimmie Johnson is changing out shocks on his car
Lap 117 -- YELLOW FLAG NO. 4: Debris coming out of Turn 2 brings out the yellow, as what appears to be some sheet metal flew up and hit Ryan Newman's car.
Lap 115 -- Juan Montoya was caught up behind the lapped car of Ryan Newman, but is also have some handling problems.
Lap 114 -- Greg Biffle has cut Juan Montoya's lead by more than half, now less than a half-second back.
Lap 124 -- Juan Montoya is starting to stretch out his lead, up nearly a second and a half on his teammate, Jamie McMurray. Martin Truex Jr., who has run in the top 15 all day, has dropped off the pace.
Lap 123 -- Greg Biffle's attempt to pass Juan Montoya for the lead resulted in Jamie McMurray actually getting past him, putting Earnhardt-Ganassi cars running 1-2. Tony Stewart is up into the top five.
Lap 122 -- GREEN FLAG: Juan Montoya leads them back to green.
1. Juan Montoya
2. Greg Biffle
3. Jamie McMurray
4. Clint Bowyer
5. Kevin Harvick
Lap 131 -- Joey Logano is up to 14th.
Lap 129 -- Juan Montoya now leads Jamie McMurray by nearly two seconds. Jeff Gordon just suffered what appears to be a cut right rear tire. Gordon also reported his oil and water temperatures are very high.
What the God's Green Earth Happened?
Lap 141 -- LEAD CHANGE: Jamie McMurray gets the lead with two tires. With divergent pit stop plans, those who chose track position with two tires grab the lead. Juan Montoya, who was leading, came out of the pits in seventh after taking four tires.
Lap 140 -- Pit road stops.
• Tony Stewart takes two tires and fuel with a slight trackbar adjustment
• Clint Bowyer took four tires and fuel
• Jamie McMurray took two tires and fuel
• Juan Montoya took four tires and fuel
Lap 138 -- CAUTION FLAG NO. 5: Debris brings out another caution and will bunch the field back up.
Lap 143 -- GREEN FLAG: Jamie McMurray leads the field to green with fewer than 20 laps to go. 1. Jamie McMurray 2. Tony Stewart 3. Kevin Harvick 4. Mark Martin 5. Kurt BuschLap 144 -- Jamie McMurray used a great restart to pull away early, and Kevin Harvick gets around Tony Stewart to take second. Juan Montoya gets passed on the restart, however, and will have a big pack to pass if he plans to win.
Lap 147 -- Juan Montoya starts the slow walk through the garage after another disappointing end to his day at the Brickyard.