David Ferrer of Spain returns the ball to Jeremy Chardy of France at the Rio Open tennis tournament in Rio de Janeiro, Brazil, Tuesday, Feb. 18, 2014. (AP Photo/Silvia Izquierdo)
Rafael Nadal of Spain gestures during his game against Daniel Gimeno-Traver of Spain at the Rio Open tennis tournament in Rio de Janeiro, Brazil, Tuesday, Feb. 18, 2014. (AP Photo/Silvia Izquierdo)
Rafael Nadal of Spain serves the ball to Daniel Gimeno-Traver of Spain at the Rio Open tennis tournament in Rio de Janeiro, Brazil, Tuesday, Feb. 18, 2014. (AP Photo/Silvia Izquierdo)
Rafael Nadal of Spain gestures during his game with Daniel Gimeno-Traver of Spain at the Rio Open tennis tournament in Rio de Janeiro, Brazil, Tuesday, Feb. 18, 2014. (AP Photo/Silvia Izquierdo)
Rafael Nadal of Spain returns the ball to Daniel Gimeno-Traver of Spain at the Rio Open tennis tournament in Rio de Janeiro, Brazil, Tuesday, Feb. 18, 2014. (AP Photo/Silvia Izquierdo)