Foto LaPressesport tennis08 07 2012 WimbledonFinale maschile Wimbledon 2012 -Roger Federer vs Andy MurrayNella Foto Roger Federer Roger Federer of Switzerland plays a shot to Andy Murray of Britain during the men's singles final match at the All England Lawn Tennis Championships at Wimbledon, England, Sunday, July 8, 2012

LONDON, ENGLAND - NOVEMBER 06: (EDITORS NOTE: Multiple exposures were combined in camera to produce this image.) Rafael Nadal of Spain serves in his men's singles match against Stanislas Wawrinka of Switzerland during day three of the Barclays ATP World Tour Finals at O2 Arena on November 6, 2013 in London, England. (Photo by Michael Regan/Getty Images)

Roger Federer's forehand