Ashley Caldwell performs an aerial before the World Cup last February. When she watched aerials for the first time at age 12, she remembers thinking: "Why are these people so crazy?"
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Emily Nash, shown on Aug. 8 after winning the Massachusetts Golf Association's WGAM Junior Amateur Championship. This month, in an unrelated high school tournament, Nash was denied a trophy despite her winning score.
Courtesy of the Massachusetts Golf Association
Professional fighter Gina Mazany practices during a training session at Xtreme Couture Mixed Martial Arts in Las Vegas. She well remembers her first concussion — which came in her first fight. "I was throwing up that night," Mazany says.
Bridget Bennett for NPR