Two years after competing in her first Olympics, Fong captured two silver medals for the small-bore rifle prone and rifle three positions at the 2010 Championships of the Americas (CAT Games) in Rio de Janeiro, Brazil. She also helped the U.S. rifle shooting team (along with Jamie Beyerle and Amy Sowash) win the gold medal, and set a world record of 1,758 points at the 2010 ISSF World Shooting Championships in Munich, Germany.