Gold medalist Dmitriy Balandin (C) of Kazakhstan, silver medalist Josh Prenot (R) of the United States of America, bronze medalist Anton Chupkov of Russia show thier medals during the awarding ceremony for the men's 200m breaststroke final of swimming at the 2016 Rio Olympic Games in Rio de Janeiro, Brazil, on Aug. 10, 2016. (Xinhua/Fei Maohua)