Jelena Ristic helped Serbia past Croatia into Davis Cup quarter finals . World No 1 returned to US and relaxed by walking his two dogs in LA . Australian Open champion recently posted picture of himself practicing ballet with wife Novak Djokovic .
Novak Djokovic helped Serbia past Croatia into Davis Cup quarter finals . World No 1 returned to US and relaxed by walking his two dogs in LA . Australian Open champion recently posted picture of himself practicing ballet with wife Jelena Ristic .