France's Pierre-Hugues Herbert (R) and Nicolas Mahut (L) discuss tactics before serving the ball to Croatia's Marin Cilic and Ivan Dodig during the Davis Cup World Group semifinal doubles match between Croatia and France at "Kresimir Cosic" hall in Zadar, on September 17, 2016. / AFP / ANDREJ ISAKOVIC (Photo credit should read ANDREJ ISAKOVIC/AFP/Getty Images)
