Djokovic, Serena face overtime as Paris finals beckon

By John Stonestreet PARIS (Reuters) - World number ones Novak Djokovic and Serena Williams will feel like they are working overtime on Friday when organizers cram all four semi-finals into a single session to try and ensure a rain-ravaged tournament ends on schedule. The Serbian will also have to trade down to Roland Garros' number two court to battle past his young Austrian opponent, Dominic Thiem. "He's playing the best tennis of his life," Djokovic told a news conference on Thursday after dis