LONDON, ENGLAND - NOVEMBER 20: Andy Murray of Great Britain walks out onto court prior to the Singles Final against Novak Djokovic of Serbia at the O2 Arena on November 20, 2016 in London, England. (Photo by Clive Brunskill/Getty Images)
LONDON, ENGLAND - NOVEMBER 20: Andy Murray of Great Britain walks out onto court prior to the Singles Final against Novak Djokovic of Serbia at the O2 Arena on November 20, 2016 in London, England. (Photo by Clive Brunskill/Getty Images)