Paratriathlete Melissa Stockwell lost one of her legs in the Iraq War. After the injury, many people doubted if Stockwell could become a top-tier athlete. She used that as motivation to fuel her to a 2008 Paralympic appearance.
Melissa Stockwell: "Never Ever Let Somebody Tell You That You Can't Do Something"
June 29, 2016, 1:47 p.m. (ET)