Roger Federer v Stan Wawrinka into fifth set: Australian Open semi – live!

Australian Open semi-final updates from Melbourne ParkVenus Williams’ fairytale continues as she books final with SerenaAnd feel free to email Jacob or tweet him @JacobSteinberg 11.23am GMTFifth set: Federer 7-5, 6-3, 1-6, 4-6, 2-2 Wawrinka* (*denotes server): Wawrinka shows the first sign of weakness on serve for a while, netting a backhand to make it 0-15. Then, when Federer cracks a backhand from left to right, he nets a volley for 0-30. Wawrinka’s response is a second serve ace o