John McEnroe: Team World won't be 'villains' if they spoil Roger Federer farewell with Laver Cup victory
John McEnroe has insisted that Team World won't be «villains» if they spoil Roger Federer's farewell with victory at the Laver Cup. Federer, who has announced he will retire after the event, will play alongside long-time rival Rafael Nadal against McEnroe's chosen pairing of Frances Tiafoe and Jack Sock on the opening day of action in London. Ad The doubles encounter will be the 41-year-old's final professional tennis match as he prepares to call time on his career.