August 09 2015: Kei Nishikori (JPN) and John Isner (USA) with their trophies at the ATP men's singles final at the CITI Open tennis tournament at the Rock Creek Tennis Center, in Washington D.C. Kei Nishikori won 4-6, 6-4, 6-4. (Photo by Tony Quinn/Corbis/Icon Sportswire via Getty Images)
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