Title pretenders take note: Jimmie Johnson proved in Fontana that he's not giving up his crown without a fight, Lee Spencer says.

Everything was cool at the start of the Pepsi 500 - or at least considerably cooler than a year ago. At the 5 p.m. PDT start Sunday, the temperature was 85 degrees at Auto Club Speedway, 22 degrees below the stifling heat at the beginning of the 2007 race. This time, the temperature was expected to drop into the mid 70s late in the race, to the relief of the drivers who had to endure the scorching heat last year. "This is one of the toughest tracks that we come to as far as that.

Jimmie Johnson overpowered the field Sunday night in the NASCAR Pepsi 500 at Auto Club Speedway, grabbing his third victory of the season.

Did a top 10 finish by Kasey Kahne get him back into the Chase Zone? Check out the updated standings after California.

The pressure was on for would-be Chase contenders this weekend. Check out who made a move in the action from Fontana.

Jimmie Johnson was unstoppable Sunday at Auto Club Speedway, winning handily and clinching a Chase spot in the process.

Jimmie Johnson clinched his Chase spot early at Fontana. Now he wants more. Follow tonight's race LIVE and see if he can win.

Can your favorite driver qualify for the title Chase tonight? Get all the clinching scenarios heading into tonight's Pepsi 500.