Dumped Federer battles crisis of confidence

A badly out-of-sorts Roger Federer spoke of a crisis of confidence after he "self-destructed" in a stunning fourth-round defeat to unfancied Spaniard Tommy Robredo at the U.S. Open on Monday.

http://www.abs-cbnnews.com/sports/09/03/13/federer-stunned-spaniard-robredo-us-open