BBC Sport - ATP World Tour Finals: McEnroe backs Djokovic to beat Murray

McEnroe backing Djokovic for number one

John McEnroe says he is looking forward to a Novak Djokovic v Andy Murray final at the ATP World Tour Finals, but that history shows the Serbian will probably win and finish the year as world number one.

WATCH MORE: 'You have no clue' Djokovic tells umpire

Top videos