Mariel Zagunis | Team USA Olympics 2016 | Sports Illustrated

Mariel Zagunis explains why focus and mental toughness are what make a strong fencer. For Zagunis fencing at the Olympics is not merely about physical performance, but the mind games of the sport itself. Subscribe to ►► A sabre gold medalist in 2004 and ’08, Zagunis is the most decorated fencer in U.S. history. Four years ago, she was selected by her peers as the flag bearer at the opening ceremony. Sports Illustrated gives you an exclusive look at your favorite Team USA athletes