Prince William and Kate Middleton graced Centre Court at Wimbledon today to Novak Djokovic defeat Roger Federer in the men's final. After the match, Djokovic thanked the couple for staying till the end and asked Kate about her tennis game.
William and Kate are keen tennis competitors and fans. On and off the court, they're known to rally against each other in private. William has conceded he's often beaten by his better half and that she's the better tennis player.