Sarah Warren will take to the Olympic ice on Sunday. The list of injuries the speed skater overcame to get there is stunning

By Dana O’Neil, CNN Cortina d’Ampezzo, Italy (CNN) — She thought about watching “Miracle,” thinking the story of the 1980 US Olympic hockey team would be the exact sort of motivation she needed. But then Sarah Warren thought about it a little more. “Miracle,” she realized, had some low points. It was January 5 of