Federer, Djokovic, Federer - What's the Difference?

Adi Nazer: Federer is still in my mind. I think kind of belongs with them just because he was so elite, before these guys came along. He drops down to kind of a third that's getting more distant to the one and two.Nazer: For me, Federer started this whole thing,. He was older than they are. And then all of a sudden, Nadal and Djokovic came along, right?