LONDON, ENGLAND - NOVEMBER 14:  Lukasz Kubot of Poland hugs Robert Lindstedt of Sweden after victory in the round robin doubles match against Jean-Julien Rojer of the Netherlands and Horia Tecau of Romania of Switzerland on day six of the Barclays ATP World Tour Finals at O2 Arena on November 14, 2014 in London, England.  (Photo by Julian Finney/Getty Images)