Photos: 2012 5150 Hy-Vee U.S. Championship

The top three men's and women's finishers.

The women kicked off the action for the pros on Sunday afternoon.

Great Britain's Jodie Stimpson was racing after the disappointment of not making the 2012 London Olympic team.

American Laura Bennett won this race in 2007 when it was a draft-legal event.

American Sarah Groff was coming off of a fourth-place finish at the Olympics.

Laura Bennett came out of the water with the leaders.

Sarah Haskins dominated the swim and the majority of the bike.

Sarah Haskins took the first six 5150 primes, worth $5,150 a piece.

Sweden's Lisa Norden was the defending champion coming into 2012.

Lisa Norden had to stop for bike assistance on the second lap.

Great Britain's Leanda Cave was racing with Ironman training in her legs.

Laura Bennett and Annabel Luxford battle for position on the four-lap bike course.

The are several climbs on the 40K bike course.

Former Olympian Becky Lavelle leads the chase efforts on the bike.

Sarah Haskins was the most aero athlete on the course.

Lisa Norden works to make up the time she lost while on the side of the road.

Sarah Haskins starts the 10K run in the lead.

Laura Bennett on the run course.

Canadian Angela Naeth dominated the bike course and turned in a solid run. She will also compete in next Sunday's Ironman World Championship 70.3.

Sarah Groff struggles on the run.

Lisa Norden celebrates her second-straight win at this race.

Norden takes home $151,500 for winning plus the prime bonuses she earned on the run course.

With temperatures starting to rise, the men took off three hours after the women.

Olympic silver medalist Javier Gomez and gold medalist Alistair Brownlee exit the water side by side.

Hunter Kemper was looking to improve on his second-place finish from 2011.

New Zealand's Bevan Docherty on the bike. Docherty will also race in the 70.3 worlds race next weekend.

Matt Reed on the bike course.

Alistair Brownlee struggled in the heat and had a disappointing race, finishing 14th.

Javier Gomez and Kris Gemmell on the bike course.

Javier Gomez.

Ben Collins leads the race, but several are in hot pursuit climbing a hill.

Javier Gomez.

The riders cross the Des Moines River.

Alistair Brownlee.

Javier Gomez was coming off of a silver-medal performance at the 2012 London Olympics.

Ben Collins was hammering the bike course.

Spectators and age-group participants were out in full force to cheer the professionals on.

Javier Gomez quickly took control of the 10K run.

David Thompson had the fastest bike of the day.

Javier Gomez takes the win and the top prize.

The men's podium: Hunter Kemper, Javier Gomez and Greg Bennett.

Greg Bennett, Jodie Stimpson, Lisa Norden, Javier Gomez, Sarah Haskins and Hunter Kemper make up the 2012 5150 Hy-Vee U.S. Championship.

Champagne for all.