ROME, ITALY - JUNE 04: Justin Gatlin of USA reacts after winning the men's 100m during the IAAF Golden Gala at Stadio Olimpico on June 4, 2015 in Rome, Italy. (Photo by Paolo Bruno/Getty Images)
ROME, ITALY - JUNE 04: Justin Gatlin of USA reacts after winning the men's 100m during the IAAF Golden Gala at Stadio Olimpico on June 4, 2015 in Rome, Italy. (Photo by Paolo Bruno/Getty Images)