ATLANTA, GA - JULY 21: Andy Roddick throws his racquet after losing a point to John Isner during the semifinals of the BB&T Atlanta Open at Atlantic Station on July 21, 2012 in Atlanta, Georgia. (Photo by Matthew Stockman/Getty Images)
ATLANTA, GA - JULY 21: Andy Roddick throws his racquet after losing a point to John Isner during the semifinals of the BB&T Atlanta Open at Atlantic Station on July 21, 2012 in Atlanta, Georgia. (Photo by Matthew Stockman/Getty Images)