DOHA, QATAR - JANUARY 9: Novak Djokovic of Serbia (L) poses for a photo with his winning trophy next to Rafael Nadal of Spain holding his second place trophy after the Qatar ExxonMobil Open 2016 mens single final match at Khalifa International Tennis & Squash Complex in Doha, Qatar on January 09, 2016.
 (Photo by Mohamed Farag/Anadolu Agency/Getty Images)