Serena survives tricky opener

Serena Williams was forced to dig deep as she opened the defence of her Wimbledon title with a three-set victory over the spirited Aravane Rezai on Centre Court.

Williams, playing only her second tournament since recovering from a serious foot injury and blood clots on her lungs, finished strongly against the world number 61 to win 6-3 3-6 6-1.