
Verraszto David (front) of Hungary celebrates after men's 400m medley swimming final at the 17th FINA World Championships in Budapest, Hungary on July 30, 2017. (Xinhua/Ding Xu)

Verraszto David (front) of Hungary celebrates after men's 400m medley swimming final at the 17th FINA World Championships in Budapest, Hungary on July 30, 2017. (Xinhua/Ding Xu)