Italy's Fabio Fognini celebrates his victory over Spain's Tommy Robredo at a Buenos Aires' Copa Claro Open semifinal tennis match in Buenos Aires, Argentina, Saturday, Feb. 15, 2014. (AP Photo/Victor R. Caivano)
Spain's Tommy Robredo returns the ball to Italy's Fabio Fognini at a Buenos Aires' Copa Claro Open semifinal tennis match in Buenos Aires, Argentina, Saturday, Feb. 15, 2014. (AP Photo/Victor R. Caivano)
Italy's Fabio Fognini eyes the ball during a Buenos Aires' Copa Claro Open tennis semifinal match against Spain's Tommy Robredo in Buenos Aires, Argentina, Saturday, Feb. 15, 2014. (AP Photo/Victor R. Caivano)
Italy's Fabio Fognini celebrates a point during his Buenos Aires' Copa Claro Open semifinal tennis match with Spain's Tommy Robredo in Buenos Aires, Argentina, Saturday, Feb. 15, 2014. (AP Photo/Victor R. Caivano)