Roger Federer Quarterfinal`s In Action - AO2013 photos

Federer who survives after three hours and 34 minutes. Now he has the small matter of his 33rd grand slam semi-final on Friday, against Andy Murray.

Federer def Jo-Wilfried Tsonga 7-6(4) 4-6 7-6(4) 3-6 6-3 to reach his 10th-consecutive Australian Open semifinal.

*click on image for HQ*