Argentina's Carlos Berlocq returns the ball to Italy's Fabio Fognini during their Davis Cup singles match in Mar del Plata, Argentina, Sunday, Feb. 2, 2014. (AP Photo/Eduardo Di Baia)
Italy's Fabio Fognini returns the ball to Argentina's Carlos Berlocq during their Davis Cup singles match, in Mar del Plata, Argentina, Sunday, Feb. 2, 2014. (AP Photo/Eduardo Di Baia)
Italy's Fabio Fognini returns the ball to Argentina's Carlos Berlocq, during their Davis Cup singles match, in Mar del Plata, Argentina, Sunday, Feb. 2, 2014. (AP Photo/Eduardo Di Baia)