Robert Lindstedt Pictures
LONDON, ENGLAND - NOVEMBER 15: Lukasz Kubot of Poland and Robert Lindstedt of Sweden enter the court for the doubles semi-final match against Ivan Dodig of Croatia and Marcelo Melo of Brazil on day seven of the Barclays ATP World Tour Finals at O2 Arena on November 15, 2014 in London, England. (Photo by Julian Finney/Getty Images)