ATP Points Race Rankings
Li 'struggling' with knee, won't play US Open
Wozniacki in training to run NYC Marathon
Johnson upsets No. 9 Karlovic at Citi Open
Serena rolls at Stanford in first match back
Nadal (wrist) pulls out of two Open tuneups
Gonzalez, Goffin reach Kitzbuehel quarters
Lisicki sets WTA record with 131 mph serve
Serena Cruises, Radwanska Falls
Serena Williams beat Karolina Pliskova in straight sets and Varvara Lepchenko beat second-seeded Agnieszka Radwanska in three sets to advance to the quarterfinals of the Bank of the West Classic.
Lisicki's Blazing Serve
Tennis player Sabine Lisicki delivered the fastest serve in women's tennis history, clocking in at 131 mph.
Serena Ready To Play Again
Serena Williams comments on her performance at Wimbledon and moving forward as she gets ready to play again.