Serena Williams attacked Maria Sharapova's strength and it helped extend her complete domination of their rivalry, earning the six-time Australian Open champion a place in the semifinals.
Top-ranked Williams beat Sharapova 6-4, 6-1 in the quarterfinals Tuesday, her 18th consecutive victory and 19th in 21 meetings dating to 2004.
"It was super intense," Williams said. "[Sharapova is] an incredibly intense, focused player who was No. 1 and has won so many Grand Slams for a reason. You have to come out with a lot of fire and intensity."
In the men's competition, No. 3 Roger Federer defeated No. 6 Tomas Berdych, 7-6 (4), 6-2, 6-4, in a quarterfinal...