Ironman 70.3

Austria's Michael Weiss claimed the Ironman 70.3 Santa Cruz victory on Sunday.

Can anyone stop the Swiss star? We preview the women's professional race at this Sunday's Ironman 70.3 World Championship.

Do these predictor sets in training to determine the ideal pacing strategy for your next 70.3.

Severe weather forced the cancellation of the swim, modified bike-run course.

Several top pros will compete at Ironman 70.3 Racine this Sunday, July 17, for a chance to earn a share of the $50,000 prize purse.

This Sunday, more than 2,500 athletes will compete in a 1.2-mile swim, 56-mile bike and 13.1-mile run through Sonoma’s beautiful wine country.

Top performing female age-group athletes in Ironman 70.3 Age Group Rankings will be offered bonus spots to the Chattanooga race.

Both 2015 Ironman Coeur d'Alene champions Potts and Jackson chose to return to the Idaho vacation town to compete for the half-iron titles.

Canada's Lionel Sanders and Great Britain's Holly Lawrence continue to build on successful 2016 seasons.

Ironman announced today the addition of a new licensed race in Central America with Ironman 70.3 Costa Rica.

With the area's strong multisport roots and the beautiful course, the event is always a favorite.

Strong showings on a hot day in Cambridge, Md.

Joe Gambles captured his fifth victory in Boulder in the men’s pro race, while up-and-coming 70.3 star Ellie Salthouse fought hard for the top podium spot.

Joe Gambles captured his fifth victory in Boulder, while Ellie Salthouse fought hard for the top podium step.

Americans Matt Russell and Lauren Barnett earned the 70.3 victories on a muggy day in Raleigh, N.C.

This Sunday American Meredith Kessler will look to defend her Ironman 70.3 Raleigh title.

Age groupers competed for 30 spots at the 2016 Ironman 70.3 World Championship in Sunshine Coast, Queensland, Australia.

Two Canadians topped the podium at the 70.3 North American Championship.

Two Canadians best managed the tough conditions—and the deep competitive field—to take their spots at the top of the podium.

Whether you're racing Ironman 70.3 St. George or not, don't miss Trevor Wurtele's practical (and at times hilarious) guide to the event.

Although St. George features one of the most challenging courses in the U.S., the day before the race is quite relaxed.

A small town in southern Utah will be the hottest spot in multisport this Saturday.

A small town in southern Utah will be the hottest spot in multisport this weekend.

In the days leading up to 70.3 St. George, McMahon chats about his storied history, race strategy and how he keeps things fresh year after year.

After a difficult 2015, fan favorite Linsey Corbin will compete in her fourth race of the year this weekend in St. George.

Fresh off a win at Ironman South Africa, American Ben Hoffman jumps right into his favorite race.

The defending North American 70.3 champion chats about her progression as an athlete and the target on her back at this weekend’s race.

Nice (France), Budapest (Hungary) and Port Elizabeth, Nelson Mandela Bay (South Africa) are the three finalists.

Andrew Starykowicz (USA) claimed his first win in two years, while Sarah Piampiano (USA) successfully defended under blustery conditions.

Defending champions Andy Potts (USA) and Sarah Piampiano (USA) will return to New Orleans this weekend to try to reclaim their titles.

Great Britain’s Tim Don and Canada’s Magali Tisseyre got the wins in Palmas, Brazil on Sunday.

Lionel Sanders impressed on the 70.3 circuit for the second week in a row, while Sarah Haskins reclaimed her top spot on a 70.3 podium.

Great Britain's Tim Don and Canada's Magali Tisseyre claimed the 2016 Ironman 70.3 South American Championships in Palmas, Brazil.

The popular race welcomed 2,400 athletes from 28 countries and 42 states, ranging in age from 18 to 77.

Three-time Ironman world champion Craig "Crowie" Alexander (AUS) showed again that at the age of 42 he can compete with anyone.

Images from an exciting day of racing at the 2016 Ironman 70.3 California triathlon in Oceanside, Calif.

Check out Jené Shaw's author page.

Switzerland's Caroline Steffen talks about her first time racing Ironman 70.3 California against veteran Oceanside winners.

Canada's Heather Wurtele discusses regaining her title at Ironman 70.3 California.

Canada's Lionel Sanders talks about his hard-earned way to first place at Ironman 70.3 California.

It was an all-Canadian celebration at Saturday's Ironman 70.3 California in Oceanside, Calif.

We asked Ironman 70.3 California athletes: "What did you do in the off-season?"

Photographer Paul Phillips (@Compimagephoto) shares images from some of the action around the Ironman 70.3 California expo.

The first U.S. 70.3 of 2016 will welcome a stellar field of professional triathletes.

Top ranked clubs from the Americas were invited to participate in the race based off their 2015 ranking.

Age groupers were competing for bragging rights and 30 slots to the 2016 Ironman 70.3 World Championship in Mooloolaba.

The United States’ Tim O’Donnell and Belgium’s Tine Deckers claimed the victories.

Great Britain's Tim Don and Canada's Heather Wurtele earned big wins against tough fields at Ironman 70.3 Monterrey in Mexico on Sunday.

The United States' Tim O'Donnell and Belgium's Tine Deckers claimed the victories at the 2016 Ironman 70.3 Puerto Rico triathlon today in San Juan.

Photographer Paul Phillips shares pre-race images from the 2016 Ironman 70.3 Puerto Rico triathlon.

This weekend has a season kick-off feel of sorts with several professionals choosing to compete in either of two key 70.3 events.

Craig Alexander and Caroline Steffen were victorious at 70.3 Subic Bay.

Jake Montgomery claimed his first 70.3 win, while Melissa Hauschildt took the women’s title in a new course record of 4:14:28.

Canada's Lionel Sanders and the United States' Sarah Haskins claimed the Ironman 70.3 Pan American Championship titles on Sunday.

2015 Ironman world champions Jan Frodeno (GER) and Daniela Ryf (SUI) claimed the victories at Friday’s Ironman 70.3 Dubai.

Daniela Ryf (SUI) kicked off her 2016 season with the same momentum that carried through an undefeated 2015.

"I think today was a bit of an exclamation mark for all of those guys who think I've just been sitting on my couch looking at my medals."

The two are now the only contenders for the $1 million Triple Crown.

2015 Ironman world champions Daniela Ryf (SUI) and Jan Frodeno (GER) highlight the start list for Friday's Ironman 70.3 Dubai triathlon.

Swallow crossed the finish line in 4:23:29, nearly 20 minutes ahead of the runner-up.

The United States' Ben Collins and Chile's Barbara Riveros claimed the first 70.3 victories of 2016 in the scenic town of Pucón.

The inaugural event will take place on Dec. 4, 2016, in the modern port city of Cartagena de Indias on Columbia’s Caribbean coast.

Daniela Ryf takes home a $1 million payday at the Ironman 70.3 Middle Eastern Championships in Bahrain.

Ironman today announced that the 2017 Ironman 70.3 Asia-Pacific Championship triathlon will be held in Western Sydney.

Australia’s Sam Appleton and South Africa’s Jeanni Seymour earned the victories at Sunday’s Ironman 70.3 Austin in Texas.

Australia's Sam Appleton and South Africa's Jeanni Seymour earned the victories at today's Ironman 70.3 Austin in Texas.

Triathlon photographer Rocky Arroyo shares some of his favorite images from around the stunning courses.

The full-distance Vineman Triathlon will become Ironman Vineman, set for July 30, 2016.

Germany's Michael Raelert and the United States' Sarah Haskins were victorious at today's Ironman 70.3 Miami in Florida.

Germany's Michael Raelert and the United States' Sarah Haskins were victorious at today's Ironman 70.3 Miami in Florida.

Two-day event will have pro and age-group women race on the first day, men on the second.

Several top pros lined up to get one last race effort in before Kona, as well as preview the venue for next year's 70.3 worlds.

In addition to being an opportunity to race four weeks out from Kona, it was also a chance to preview the course that will host next year's Ironman 70.3 World Championship race.

The race continues to be a favorite thanks its stunning views, the festival-like atmosphere and its well-known post-race lobster boil.

For many pros this event serves as the final race opportunity before focusing on the final build up to Kona.

Ironman today announced that Cebu, Philippines will host the 2016 Ironman 70.3 Asia-Pacific Championship on Aug. 7, 2016.

Americans Ben Hoffman and Alicia Kaye were victorious on Sunday in Calgary, but the day didn’t come without its share of controversy.

As the 70.3 and Ironman qualifying season starts to wind down, several top names turned up in Racine, Wisc.

Ironman 70.3 Vineman in Sonoma County, Calif. once again welcomed a stellar field—this time to honor the 25th running of the event.

Australia's Sam Appleton and the United States' Meredith Kessler came out on top against tough fields in Sonoma County.

One of the most popular and longest running Ironman 70.3 events will be celebrating 25 years this weekend.

Canada's Lionel Sanders and the United States' Meredith Kessler earned the victories Sunday in Mont-Tremblant.

Canada’s Lionel Sanders and the United States’ Meredith Kessler turned in stellar races on what turned out to be a very competitive day.

This Sunday, Mont-Tremblant will again host a top-notch field of professionals.

Age-group athletes descended upon the picturesque mountain town of Boise, Idaho to tackle the eighth annual Ironman 70.3 Boise.

Javier Gomez again showed his ability to transition flawlessly from drafting to non-drafting competition.

Canada's Cody Beals and the United States' Sarah Haskins claimed the victories at today's Ironman 70.3 Eagleman in Cambridge, Md.

New Zealand’s Callum Millward and the United States’ Alicia Kaye came out on top at Saturday's Ironman 70.3 Boulder.