Flushing Meadows, 8/9/ 2013 Serena Williams won her fifth US Open title -- and her 17th Grand Slam crown -- with a 7-5, 6-7 (6/8), 6-1 victory over Victoria Azarenka of Belarus, a runner-up to the American for the second year running. Photo Ray Giubilo

MIAMI, 22th March 2014 Stanislas WAWRINKA (SUI) Photo Ray Giubilo

Wimbledon, 28/6/2014 Roger FEDERER (SUI) defeated Santiago GIRALDO (COL) 6-3 6-1 6-3 Photo © Ray Giubilo

Wimbledon, 29/6/2014 MURRAY,Andy (GBR). Training session with coach Amelie Mauresmo (Fra). Photo © Ray Giubilo

Bernard Tomic (AUS) Tennis - INTERNAZIONALI D'ITALIA BNL - Grand Slam ATP / WTA - Foro Italico - ROMA - - Italy - 12 May 2015.

Viktor Troicki (SRB) Tennis - INTERNAZIONALI D'ITALIA BNL - Grand Slam ATP / WTA - Foro Italico - ROMA - - Italy - 12 May 2015.

Karin Knapp (ITA) Tennis - The Championships,Wimbledon 2015 - Grand Slam ATP / WTA - AELTC - London - - England, UK - 30 June 2015.

Varvara Lepchenko (USA) Tennis - The Championships,Wimbledon 2015 - Grand Slam ATP / WTA - AELTC - London - - England, UK - 30 June 2015.

Andreas Seppi (ITA) Tennis - The Championships,Wimbledon 2015 - Grand Slam ATP / WTA - AELTC - London - - England, UK - 2 July 2015.