ROME, ITALY - MAY 17: Novak Djokovic of Serbia holds up the trophy after defeating Roger Federer of Switzerland in their men's singles final match at The Internazionali BNL d'Italia 2015 tennis tournament at the Foro Italico on May 17, 2015 in Rome, Italy. (Photo by Claudio Pasquazi/Anadolu Agency/Getty Images)