/United States' Michael Phelps celebrates winning the gold medal in the men's 200-meter butterfly during the swimming competitions at the 2016 Summer Olympics, Tuesday, Aug. 9, 2016, in Rio de Janeiro, Brazil. Rio 2016 Olympic Games, Swimming, Olympic Aquatics Stadium, Brazil - 10Aug 2016,Image: 296603845, License: Rights-managed, Restrictions: , Model Release: no