Novak Djokovic of Serbia celebrates with his trophy after winning the final match against Stefanos Tsitsipas of Greece at the Mutua Madrid Open tennis tournament, in Madrid, Spain, 12 May 2019. EPA-EFE/KIKO HUESCA
Stefanos Tsitsipas of Greece in action during final match against Novak Djokovic of Serbia at the Mutua Madrid Open tennis tournament, in Madrid, Spain, 12 May 2019. EPA-EFE/JAVIER LIZON
Novak Djokovic of Serbia in action during the final match against Stefanos Tsitsipas of Greece at the Mutua Madrid Open tennis tournament, in Madrid, Spain, 12 May 2019. EPA-EFE/KIKO HUESCA
Novak Djokovic (L) of Serbia celebrates winning the final match against Stefanos Tsitsipas (R) of Greece at the Mutua Madrid Open tennis tournament, in Madrid, Spain, 12 May 2019. EPA-EFE/KIKO HUESCA
Novak Djokovic of Serbia (R) and Stefanos Tsitsipas of Greece (L) pose for the photographers after their Mutua Madrid Open tennis final game at Caja Magica, in Madrid, Spain, 12 May 2019. EPA-EFE/KIKO HUESCA
Novak Djokovic of Serbia celebrates with his trophy after winning the final match against Stefanos Tsitsipas of Greece at the Mutua Madrid Open tennis tournament, in Madrid, Spain, 12 May 2019. EPA-EFE/KIKO HUESCA
