Rafael Nadal wins on his return to singles action . The former world No . 1 beats Argentine Federico Delbonis 6-3 6-2 . `` I 'm happy to play a singles match after so long , '' the 26-year-old told the ATP World Tour 's website . ` The 11-time grand slam winner has been out for seven months with a knee injury . TL;DR
Rafael Nadal wins on his return to singles action . The former world No . 1 beats Argentine Federico Delbonis 6-3 6-2 . The 11-time grand slam winner has been out for seven months with a knee injury . TL;DR