GIJON, SPAIN - SEPTEMBER 16: John Isner of the United States returns a shot to David Ferrer of Spain during day three of the semi final Davis Cup between Spain and the United States at the Parque ... more 

GIJON, SPAIN - SEPTEMBER 16: John Isner of the United States returns a shot to David Ferrer of Spain during day three of the semi final Davis Cup between Spain and the United States at the Parque Hermanos Castro on September 16, 2012 in Gijon, Spain. (Photo by Manuel Queimadelos Alonso/Getty Images) less