Results of Australian Open

Prefix denotes seeding

Men’s singles: Quarterfinals: 1-Roger Federer (Sui) bt 6-Nikolay Davydenko (Rus) 2-6, 6-3, 6-0, 7-5; 10-Jo-Wilfried Tsonga (Fra) bt 3-Novak Djokovic (Srb) 7-6(8), 6-7(5), 1-6, 6-3, 6-1.

Men’s doubles: Quarterfinals: 2-Daniel Nestor (Can) & Nenad Zimonjic (Srb) bt Arnaud Clement (Fra) & Jonathan Elrich (Isr) 6-4, 1-6, 7-6(6); Ivo Karlovic (Cro) & Dusan Vemic (Srb) bt 3-Lukas Dlouhy (Cze) & Leander Paes (Ind) 6-3, 6-4.

Women’s singles: Quarterfinals: 16-Li Na (Chn) bt 6-Venus Williams (USA) 2-6, 7-6(4), 7-5; 1-Serena Williams (USA) bt 7-Victoria Azarenka (Bel) 4-6, 7-6(4), 6-2.

Women’s doubles: Quarterfinals: 1-Cara Black (Zim) & Liezel Hunber (USA) bt Alisa Kleybanova (Rus) & Francesca Schiavone (Ita) 6-3, 6-4.