2017 Nitto ATP FINALS Roger Federer (SUI) Practice session. Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

Melbourne, 26th January 2014 Swiss Stanislas Wawrinka has won the Australian Open with an upset victory over world No.1 Rafael Nadal.Wawrinka won 6-3 6-2 3-6 6-3 and becomes world N.3 in the rankings. Photo Ray Giubilo

Napoli, 5/04/2014 Opening Ceremony Tennis-Davis Cup-ITF-ITALY-GREAT BRITAIN - 2014 Photo © Ray Giubilo

Wimbledon,6/07/2014 Men's Final. Novak DJOKOVIC (SRB) defeated Roger FEDERER (SUI) 6-7(9/7) 6-4 7-6( 7/4) 5-7 6-4 © Ray Giubilo

Melbourne, 1st Feb 2015 Novak Djokovic (SRB) defeated Andy Murray (GBR) 7-6(7/5) 6-7(4/7) 6-3 6-0 to win his 5th Australian Open Title. Mens Final. Photo Ray Giubilo

Melbourne, 1st Feb 2015 Novak Djokovic (SRB) defeated Andy Murray (GBR) 7-6(7/5) 6-7(4/7) 6-3 6-0 to win his 5th Australian Open Title. Mens Final. Photo Ray Giubilo

Rafael Nadal Tennis - 2015 Monte Carlo Rolex Master - Grand Slam ATP / WTA - Monte Carlo Country Club - Monte Carlo - Principality of Monaco - Principality of Monaco - 15 April 2015.

Sam Querrey (USA) Tennis - BNP PARIBAS OPEN - Grand Slam ATP / WTA - INDIAN WELLS TENNIS GARDEN - INDIAN WELLS - CALIFORNIA - USA - 13 March 2015.