Anastasia Pavlyuchenkova 6-4 4-6 6-2 in two hours 16 minutes . Third seed Roger Federer pulled out of Rome Masters by Richard Becker . World No . 1 Rafael Nadal reaches quarterfinals , where he faces Marin ##ković . Novak Djokovic extends his winning run to five matches and will face Robin Soderling . Serena Williams announces she is not ready to make her comeback at Australian Open .
Third seed Roger Federer pulled out of Rome Masters by Richard Becker . World No . 1 Rafael Nadal reaches quarterfinals , where he faces Marin ##ković . Novak Djokovic extends his winning run to five matches and will face Robin Soderling . Serena Williams announces she is not ready to make her comeback at Australian Open .