Ski Racer Nina O’Brien’s Crazy Fast Comeback From an Olympic Crash

Before she could think about walking normally, she had to practice using the small muscles in her calf to rotate her foot once again. The idea of pointing her foot and jamming it into a ski boot — a miserable experience for recreational skiers who wear relatively soft and flexible boots but a whole other level of awful for elite ski racers — seemed preposterous. She returned to Dartmouth, where she attends college in the off-season. She limped around campus, went to physical therapy nearly every day and tried to…