BBC Sport - Wimbledon 2017: 'It's almost like Roger Federer is playing with three racquets!'

'It's almost like Federer is playing with three racquets!'

Watch Roger Federer break Tomas Berdych with a rasping forehand drive to go 3-2 up in the first set in their Wimbledon men's semi-final.

WATCH MORE: GB's defending champion Reid loses to Olsson

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