Switzerland's Roger Federer (R) congratulates Switzerland's Stanislas Wawrinka (L) after the Monte-Carlo ATP Masters Series Tournament tennis final match, on April 20, 2014, in Monaco. Wawrinka beat Switzerland's Roger Federer in 3 sets, 4-6, 7-6 (7/5), 6-2. AFP PHOTO / JEAN-CHRISTOPHE MAGNENET        (Photo credit should read JEAN CHRISTOPHE MAGNENET/AFP via Getty Images)