Serbia's Novak Djokovic uses a towel during a break in his men's singles final match against Austria's Dominic Thiem on day fourteen of the Australian Open tennis tournament in Melbourne on February 2, 2020.,Image: 496051070, License: Rights-managed, Restrictions: IMAGE RESTRICTED TO EDITORIAL USE - STRICTLY NO COMMERCIAL USE, Model Release: no, Credit line: Profimedia

Novak Djokovic of Serbia in action during the Davis Cup Finals 2021, Semifinal 1, tennis match played between Croatia and Serbia at Madrid Arena pabilion on December 03, 2021, in Madrid, Spain. Novak Djokovic - Croatia - Davis Cup Finals 2021 - Semifinal 1, Madrid, Spain - 03 Dec 2021,Image: 646330197, License: Rights-managed, Restrictions: , Model Release: no, Credit line: Profimedia