Watch: Crowd Goes Wild As Roger Federer Enters Wimbledon Centre Court
20-time Grand Slam champion Roger Federer, looking sharp in a dark suit, attended Wimbledon on Sunday to celebrate the centenary of the Centre Court. Eight-time Wimbledon champion Federer was invited by the All England Club to mark this historic moment. The 40-year-old underwent surgery on his joint after injuring his knee last year during the grass court season.


