September 11, 2011, 10:20 pm - (1 year ago) Going off their last 4 Grand Slam meetings (USO '10, AO '11, RG '11, and USO '11), it seems like Federer overall pushes Djokovic to his very limits which no other player really has come close to doing, particularly at the USO. Even at age 30, this slightly slower and more vulnerable Federer is the only guy who is making Djokovic sweat out there, taking him to the brink.
I think if Nadal can't beat Djokovic or at the very least, push Djokovic to his limits tomorrow(maybe a 5 setter), basically that only leaves Federer as Djokovic's only true rival in the Slams. Nobody else seems to be any kind of threat. Click here to read full article