French Open champion Juan Carlos Ferrero lost his place at the top of the ATP Champions Race after a shock third-round defeat in the Masters Series in Montreal.

Wimbledon champion Roger Federer scored his 18th win in 19 matches as he reached the quarter-finals of the Masters Series in Montreal.

Andre Agassi needed time to settle into his first-round match at the Tennis Masters Canada on Monday night, but then made quick work of local wild card Frederic Niemeyer.