Six Nations champions Wales have not beaten a southern hemisphere powerhouse since defeating Australia in November 2005.

BBC: Wales can beat Wallabies - Henry

Reigning Six Nations champions Wales were the only northern hemisphere side to beat Tri-Nations opposition this autumn, defeating Australia 21-18 in Cardiff on Saturday, and they could face the Wallabies in the quarter-finals.

BBC: England meet Scots in World Cup

But England's victory over Papua New Guinea in their opening match is almost certain to secure their qualification from their group - unless PNG can pull off a huge shock by defeating Australia on Sunday.

BBC: Smith furious after loss to Kiwis

Meanwhile, in the women's event, Australia's Samantha Stosur set up a clash with Venus Williams after defeating Swiss Patty Schnyder 7-6 6-2.

CNN: Nadal and Murray reach quarterfinals