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Hunter Kemper, a world-renowned triathlete, doesn't go to a race without his running shoes, bike or his parents.

Triathlete Hunter Kemper is three-time Olympian who has been to Sydney, Athens and is on his way to Beijing. He's the No. 1 triathlete in the world, but he's taking his first steps in a very important march.

One of the greatest Olympians of all time tells us what pushes him to keep competing. Plus, who says you have to be rich to be a philanthropist? And one of the most colorful drivers in NASCAR history explains his determination to keep racing.

A three-time Olympian and the greatest triathlete in U.S. history, Hunter Kemper joins GB for an early morning swim and a chat about staying world-class in his mid-30s.

America's top triathlete has his sights set on his fourth Olympics in 2012, but this time, he'll be competing for more than his country and himself.

He's the greatest American triathlete in history and, more importantly, one of the most compassionate and determined men you'll ever meet.

With a jogging stroller in his hands, Tim Borland ran 63 marathons in 63 days to raise awareness about children suffering from a rare neurological disease.

Why is triathlon turning couch potatoes, cancer survivors, and grandmothers into weekend warriors? It's the Growing Bolder spirit.

See how the best triathlete in U.S. Olympic history is leaving a legacy for his family and others. Plus, Jim Henson's family ensures his characters live on forever, and meet man who is inspired by the past and is following in a famous man's footsteps.