Wimbledon: The Federer express flattens Sampras and stuns Wimbledon

Swiss prodigy Roger Federer tonight stunned Pete Sampras by beating the reigning Wimbledon champion in the fourth round.

The 19-year-old beat the top seed in five sets, winning 7-6 (9-7) 5-7 6-4 6-7 (2/7) 7-5.