4th seed Andy Murray and 6th seed Roger Federer will clash in the quarter-finals of the Australian Open in Melbourne.
Murray had a tough time beating lucky loser Stephane Robert in 4 sets, while Federer beat another Frenchman Jo-Wilfried Tsonga in straight sets.
Federer even surprised himself, with the 4-time champion turning in a vintage performance.
The Swiss says he was able to play his game, offensive, mix it up, come to the net and was suprised that things worked out as well as they did.
Tsonga says Federer played unbelievable tennis.
In other 4th round matches top seed Rafael Nadal beat Kei Nishikori of Japan and 22nd seed Grigor Dimitrov beat Roberto Bautista of Spain.
