Tennis giants Novak Djokovic and Roger Federer meet for the 28th time in their careers, but for the first time at Wimbledon in the semifinals on Friday. In the other men's singles semifinal, Andy Murray faces Jo-Wilfried Tsonga in an attempt to become the first Britsh man in over 70 years to compete in the Wimbledon final.
Also in action on Friday is the Williams sisters. Venus and Serena take on Liezel Huber and Lisa Raymond in the women's doubles semifinals at 5:00 a.m. PT.
Live coverage of the tournament begins at 3:30 a.m. PT online at ESPN3. The highly-anticpated Djokovic-Federer match coverage begins at 5:00 a.m. PT, while Murray versus Tsonga will air at 4:00 a.m. PT.
Television Coverage: ESPN3 starting 3:30 a.m., with coverage on ESPN from 5 a.m. to 11a.m. PT.