Switzerland's Stanislas Wawrinka (L to R) is comforted by compatriot Roger Federer after they lost their double match against Kazakhstan's Andrey Golubev and Aleksandr Nedovyesov their match double at the tennis Davis Cup World Group quarter-final on April 5, 2014 in Geneva. Kazakhstan leads 2-1. AFP PHOTO / FABRICE COFFRINI        (Photo credit should read FABRICE COFFRINI/AFP via Getty Images)