Game. Set. Unmatched: It was a long, hard battle, topping over four hours, but @stanwawrinka85 hung on and overcame #DanEvans 4-6, 6-3, 6-7(6), 7-6(8), 6-2 at this year's USO. Did you think Evans was going to take it? #USOpen _ #Wawrinka #Tennis #TennisPlayer