
Gregorio Paltrinieri of Italy celebrates after winning the men's 1500m freestyle swimming final at the 17th FINA World Championships held in Budapest, Hungary on July 30, 2017. (Xinhua/Ding Xu)

Gregorio Paltrinieri of Italy celebrates after winning the men's 1500m freestyle swimming final at the 17th FINA World Championships held in Budapest, Hungary on July 30, 2017. (Xinhua/Ding Xu)