Federer continues bid for sixth title

Roger Federer\'s bid for a sixth title continues on day five at Wimbledon as he takes on Philipp Kohlschreiber for a place in the fourth round this morning.



The Swiss star, who has not dropped a set in his first two matches, will be first on Centre Court.



Novak Djokovic, whose form has been less convincing so far, plays Mardy Fish in the third match on Centre.



With thundershowers forecast, the new roof on Centre could be closed for a competitive match for the first time.



Women\'s second seed Serena Williams will also be in action this morning. She plays on Court Two against Italy\'s Roberta Vinci.