Rafael González wins on his return to singles competition . The former world No . 1 defeated Argentine Federico Delbonis 6 - 3 6 - 2 . The 11-time grand slam champion has been out for seven weeks with a back injury . In a real match you ca n't control your body as you do in practice . '' The Spaniard makes his return in a doubles victory on Tuesday .
Rafael González wins on his return to singles competition . The former world No . 1 defeated Argentine Federico Delbonis 6 - 3 6 - 2 . The 11-time grand slam champion has been out for seven weeks with a back injury . The Spaniard makes his return in a doubles victory on Tuesday .