Gold medalist China's Sun Yang poses with silver medalist Australia's Mack Horton and bronze medalist Italy's Gabriele Detti during the awarding ceremony for the men's 400m freestyle final of Swimming at the 17th FINA Aquatics World Championships in Budapest, Hungary on July 23, 2017. Sun Yang claimed the title with 3:41.38. (Xinhua/Gong Bing)
