Spanish player Rafael Nadal reacts after winning a point against Canadian player Milos Raonic during the final match of the Mubadala World Tennis Championship in Abu Dhabi on January 2, 2016. Nadal won the match 7-6, 6-3. AFP PHOTO / MARWAN NAAMANI / AFP / MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP via Getty Images)