MELBOURNE (Reuters) - Roger Federer and Serena Williams needed all their fighting qualities to stay in the Australian Open on Wednesday after Li Na stunned Venus Williams to become the second Chinese to reach a grand slam semi-final. Federer reeled off 13 games in a row to dig himself out of trouble and beat Russia's Nikolay Davydenko 2-6 6-3 6-0 ...

Roger Federer had some anxious moments before seeing off in-form Russian Nikolay Davydenko to claim his 23rd consecutive Grand Slam semi-final spot at the Australian Open on Wednesday. The Swiss world number one misfired badly for the first set and a half, then went on a winning run of 13 games before holding off a late comeback to win 2-6 ...

MELBOURNE (Reuters) - World number one Roger Federer overcame a sluggish start before advancing to the Australian Open semi-finals with a 2-6 6-3 6-0 7-5 victory over in-form Russian Nikolay Davydenko Wednesday. Down a set and a break in the second, the Swiss top seed turned the match in the blink of an eye, winning 13 consecutive games to take the ...