KAZAN, RUSSIA - AUGUST 02: Florent Manaudou of France starts the Men's 50m Butterfly Semifinals on day nine of the 16th FINA World Championships at the Kazan Arena on August 2, 2015 in Kazan, Russia. (Photo by Matthias Hangst/Getty Images)
KAZAN, RUSSIA - AUGUST 02: Florent Manaudou of France starts the Men's 50m Butterfly Semifinals on day nine of the 16th FINA World Championships at the Kazan Arena on August 2, 2015 in Kazan, Russia. (Photo by Matthias Hangst/Getty Images)