Andy Murray of Britain plays Jo-Wilfried Tsonga of France in their quarter final match during the Wimbledon Championships at the All England Lawn Tennis Club, in London, Britain, 06 July 2016. EPA/HANNAH MCKAY

Andy Murray of Great Britain in action against Juan Martin del Potro of Argentina during men’s singles gold medal match of the Rio 2016 Olympic Games Tennis events at the Olympic Tennis Centre in the Olympic Park in Rio de Janeiro, Brazil, 14 August 2016. EPA/MICHAEL REYNOLDS

Andy Murray of Britain hits a return to Lukas Rosol of the Czech Republic on the second day of the US Open Tennis Championships at the USTA National Tennis Center in Flushing Meadows, New York, USA, 30 August 2016. The US Open runs through 11 September. EPA/JASON SZENES

Andy Murray of Great Britain chases but cannot hit a return to Kei Nishikori of Japan during their quarterfinals round match on the tenth day of the US Open Tennis Championships at the USTA National Tennis Center in Flushing Meadows, New York, USA, 07 September 2016. The US Open runs through September 11. EPA/JUSTIN LANE

Andy Murray of Britain in action against David Ferrer of Spain during their men’s semi final match of the China Open tennis tournament at the National Tennis Center in Beijing, China, 08 October 2016. EPA/ROLEX DELA PENA