Juan Monaco wins on his return to singles action . The Spaniard , who has dropped to fifth in the world rankings during his long absence , made his much-anticipated return in a doubles match Tuesday . The former world No . 6 beats Argentine Federico Delbonis 6 -3 6 -2 . The 11-time grand slam winner has been out for seven months with a knee injury . The Argentine made his return in a doubles victory on seven months .
Juan Monaco wins on his return to singles action . The former world No . 6 beats Argentine Federico Delbonis 6 -3 6 -2 . The 11-time grand slam winner has been out for seven months with a knee injury . The Argentine made his return in a doubles victory on seven months .