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NEW YORK, NY - SEPTEMBER 08: Daniel Vallverdu and coach Ivan Lendl talk during the men's singles semifinal match between Andy Murray of Great Britain and Tomas Berdych of Czech Republic on Day Thirteen of the 2012 US Open at USTA Billie Jean King National Tennis Center on September 8, 2012 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Matthew Stockman/Getty Images)

NEW YORK, NY - SEPTEMBER 08:  Daniel Vallverdu and coach Ivan Lendl talk during the men's singles semifinal match between Andy Murray of Great Britain and Tomas Berdych of Czech Republic on Day Thirteen of the 2012 US Open at USTA Billie Jean King National Tennis Center on September 8, 2012 in the Flushing neighborhood of the Queens borough of New York City.  (Photo by Matthew Stockman/Getty Images)