Men's Singles Quarter-finals(3) Roger Federer (Swi) bt (11) Juan Martin Del Potro (Arg) 6-4 6-3 6-2, (2) Rafael Nadal (Spa) bt (7) Tomas Berdych (Cze) 6-7 (5-7) 7-6 (8-6) 6-4 6-3

Women's Singles Quarter-finals(11) Kim Clijsters (Bel) bt (1) Caroline Wozniacki (Den) 6-3 7-6 (7-4), (3) Victoria Azarenka (Blr) bt (8) Agnieszka Radwanska (Pol) 6-7 (0-7) 6-0 6-2