Barclays ATP World Tour Finals - Day Five [Getty Images]

LONDON, ENGLAND - NOVEMBER 13: Manager Jose Mourinho of Chelsea (R) watches Andy Murray of Great Britain take on in the round robin singles match against Roger Federer of Switzerland on day five of the Barclays ATP World Tour Finals at O2 Arena on November 13, 2014 in London, England. (Photo by Julian Finney/Getty Images)

Getty Images Sport Julian Finney