Spain's David Ferrer returns the ball to Serbia's Novak Djokovic during their quarterfinal match at the Italian Open tennis tournament, in Rome, Friday, May 16, 2014. (AP Photo/Alessandra Tarantino)
Serbia's Novak Djokovic returns the ball to Spain's David Ferrer during their quarterfinal match at the Italian Open tennis tournament, in Rome, Friday, May 16, 2014. (AP Photo/Alessandra Tarantino)