Ryan Hunter-Reay kisses the champion's trophy as he celebrates his season victory in the MAVTV IndyCar World Championships at Auto Club Speedway in Fontana, Calif., Saturday, Sept. 15, 2012. (AP Photo/Reed Saxon)
Ryan Hunter-Reay (left center) holds the trophy with team owner Michael Andretti. Hunter-Reay finished fourth in Saturday night's race, but it was enough to make him the first American to win the season championship since Sam Hornish Jr. won in 2006.
Will Power crashes into a barrier during the season-ending IndyCar race at Auto Club Speedway, costing him a shot at the series championship. Power finished second in points for a third consecutive year.
Ed Carpenter celebrates his victory in the season finale at Fontana, Calif., on Saturday. It was the second career victory for the American Carpenter.
Will Power slides across the track after crashing into a barrier in Fontana, Calif.
Leaving him behind
Carlos Munoz leads David Ostella en route to victory in the Indy Lights race in Fontana, Calif.
They fixed it
Will Power gets back into his car after repairs from a crash in the IndyCar race at Auto Club Speedway.
Pause for pits
Cars pit during a caution flag during racing Saturday in Fontana, Calif.
Cars begin to leave the starting grid at the start of the IndyCar race on Saturday.
The field takes the green flag at the start of the IndyCar race at Auto Club Speedway in Fontana, Calif.
Claim to fame
Dario Franchitti poses with host Dave Allen as he is honored with a marker at the Walk of Fame at Auto Club Speedway in Fontana, Calif.
Tristan Vautier celebrates his Indy Lights championship on Saturday in Fontana, Calif.
Feel like a champ
Tristan Vautier celebrates his Indy Lights series championship after a fourth-place finish in the season-ending race in Fontana, Calif.
Dario Franchitti, of Scotland, presses as plaque into place as he is honored with a marker at the Walk of Fame at Auto Club Speedway in Fontana, Calif., Saturday, Sept. 15, 2012. (AP Photo/Reed Saxon)
Let's get started
Ryan Briscoe looks on during qualifying at the Auto Club Speedway in Fontana, Calif.
Stretch it out
Driver Helio Castroneves gets his body ready for his qualifying run.
Wheels keep on turning
Dario Franchitti goes on a spin in his Target Chip Ganassi Racing Dallara Honda during practice.
What's to come?
Ryan Hunter-Reay drops into his racecar during practice on Friday. Hunter-Reay is hoping to win his first IndyCar title this weekend.