Swiss tennis great Roger Federer is making the most of the injury break by relaxing at home with his family. Federer has been out of action this year due to his knee injury and is currently in Switzerland with wife Mirka and their four kids, twin daughters — Myla Rose and Charlene Riva, and twin sons — Leo and Lenny. According to Tennis World USA, when Federer was asked what he does to relax, he replied: "I was going to say I am chasing around my children, but I am not sure if that's relaxing.