Fernando Verdasco, of Spain, returns a shot to Donald Young in the first set of their quarterfinals match in the U.S. Men's Clay Court Championship, Friday, April 11, 2014, in Houston. (AP Photo/Pat Sullivan)

US Mens Clay Court Tennis Championship

Fernando Verdasco, of Spain, returns a shot to Donald Young in the first set of their quarterfinals match in the U.S. Men's Clay Court Championship, Friday, April 11, 2014, in Houston. (AP Photo/Pat Sullivan)

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