US Open: Novak Djokovic and Roger Federer eye the crown, while Serena Williams looms as one to beat - ABC News
![Roger Federer exhausted and jubilant with US Open win over Gaël Monfils | Roger Federer | The Guardian Roger Federer exhausted and jubilant with US Open win over Gaël Monfils | Roger Federer | The Guardian](https://i.guim.co.uk/img/static/sys-images/Guardian/Pix/pictures/2014/9/5/1409910596573/Roger-Federer-015.jpg?width=700&quality=85&auto=format&fit=max&s=344ad71706ea8e9384b9da800159c69a)
Roger Federer exhausted and jubilant with US Open win over Gaël Monfils | Roger Federer | The Guardian
![US Open Tennis on Twitter: "#Monfils loses momentum; #Federer picks it up, takes lead in fifth, 4-1. #usopen http://t.co/KRPby7ApSF" / Twitter US Open Tennis on Twitter: "#Monfils loses momentum; #Federer picks it up, takes lead in fifth, 4-1. #usopen http://t.co/KRPby7ApSF" / Twitter](https://pbs.twimg.com/media/BwvUhMtIgAEKMQc.jpg:large)
US Open Tennis on Twitter: "#Monfils loses momentum; #Federer picks it up, takes lead in fifth, 4-1. #usopen http://t.co/KRPby7ApSF" / Twitter
![US Open: Roger Federer headlines remaining men's quarter-final clashes in New York | Tennis News | Sky Sports US Open: Roger Federer headlines remaining men's quarter-final clashes in New York | Tennis News | Sky Sports](https://e0.365dm.com/14/09/2048x1152/us-open-tennis-roger-federer_3198468.jpg)
US Open: Roger Federer headlines remaining men's quarter-final clashes in New York | Tennis News | Sky Sports
US Open Tennis Championships - Epic comeback! Roger Federer comes from two sets down to defeat Gael Monfils 4-6, 3-6, 6-4, 7-5, 6-2 and advance to his ninth #USOpen semifinal. How impressed
![Seventeen Times Grand Slam Champion Roger Federer during Quarterfinal Match at US Open 2014 Against Gael Monfils Editorial Photography - Image of match, federer: 48835352 Seventeen Times Grand Slam Champion Roger Federer during Quarterfinal Match at US Open 2014 Against Gael Monfils Editorial Photography - Image of match, federer: 48835352](https://thumbs.dreamstime.com/b/seventeen-times-grand-slam-champion-roger-federer-quarterfinal-match-us-open-against-gael-monfils-new-york-september-48835352.jpg)