Top-ranked Rafael Nadal is on course to meet Andy Murray in the semifinals of the Australian Open. Second-seeded Roger Federer could face former No.1 Carlos Moya in the second round and 2005 champion Marat Safin in the third following Friday's draw. Andy Roddick was drawn into position to face defending champion Novak Djokovic in the quarterfinals and Federer in the semis. More...