After every stage of this year's USA Pro Challenge, BMC's Peter Stetina has dismounted his bicycle and grabbed a cane to help him walk. Stetina is just four months removed from a scary crash that nearly ended his career.

Crashes happen every day at the USA Pro Challenge. Centura Health's medical team stitches the riders back together. 

The apparent futility of these breakaways begs an obvious question: Why do these riders break away? Don’t they realize that the peloton will simply chase them down?

On paper, the Stage 5 time trial in Breckenridge looks like the easiest stage of the USA Pro Challenge. Think again: time trials are both physically painful and stratetically challenging.

Coryn Rivera started racing her bicycle at the age of nine. By the time she was 16, she was racing near the top of her sport. Now that she's 23, Rivera has overcome the sport's hardest obstacles.

The USA Pro Challenge actually features shorter stages than races in Europe. Some riders believe this creates more intense action along the road.

Last year, Team SmartStop's Team Director Mike Creed let us tag along for one stage of the USA Pro Cycling Challenge.

Kiel Reijnen loves training in Southern Colorado. Descending Independence Pass is a lesson in bravery. Riders in the gruppetto band together to get to the finish line.

The rolling parade of vehicles that accompanies the bike race is called the race caravan. Race sponsor Lexus supplies 135 of these cars for various uses.

Despite his pre-race worries about the altitude, Rohan Dennis has shown his strength in Colorado. Jelly Belly's Morton brothers headed uphill to prepare for the USA Pro Challenge. Danny Summerhill is a master of the breakaway.