Things look to be setting up nicely for No. 1 seed Serena Williams to battle No. 2 seed Victoria Azarenka for the US Open title. Not so fast. They'll have to get through two highly motivated opponents in Li Na and Flavia Pennetta first.
It used to be teen queens like Martina Hingis winning Grand Slams. Not anymore. Three of the four US Open women's semifinalists are over the age of 30 due in large part to more comprehensive fitness and nutritional plans
Maybe it has something to do with her LMFAO musician boyfriend Redfoo, but second-seeded Victoria Azarenka was quite literally dancing on the court after sailing past Daniela Hantuchova 6-2, 6-3 to reach the US Open semifinal.