Querrey's exit ends American hopes in US Open men’s draw

Question

Sam Querrey’s five-set loss to Stanislas Wawrinka in the fourth round of the US Open has ended any vague hopes of an American champion in the men's singles in Flushing Meadows this year. Read the full article at http://blogs.bettor.com/Querrey-the-last-American-to-exit-US-Open-mens-draw-a26089.