Jon Kreamelmeyer, whose right leg was amputated last year, prefers to see it as a transformation rather than a disability. By Shauna Farnell FRISCO, Colo. — In a different world, Jon Kreamelmeyer, 75, ...

This is the moment an amputee skier carved down a snowy slope—swooping side to side on one leg like an absolute pro. Wendy Gideon, 42, is a congenital amputee, meaning she was born without a leg.