Many people, actually. However, tennis ace Novak Djokovic and his wife, Jelena Djokovic, show it can. The high school ...

Interestingly, Novak Djokovic joined the list in Cincinnati, like Jannik, when he retired against Andy Murray in 2011 while trailing 6-4, 3-0. The Serb embraced ten matches within 12 days and failed ...