RIO DE JANEIRO, BRAZIL - AUGUST 14: Andy Murray of Great Britain in action during his match with Juan Martin del Potro of Argentina in the Men's singles final at Olympic Tennis Centre on August 14, 2016 in Rio de Janeiro, Brazil. (Photo by Ian MacNicol/Getty Images) (Photo by Amin Mohammad Jamali/Getty Images)
RIO DE JANEIRO, BRAZIL - AUGUST 14: Andy Murray of Great Britain reacts during the men's singles gold medal match against Juan Martin Del Potro of Argentina on Day 9 of the Rio 2016 Olympic Games at the Olympic Tennis Centre on August 14, 2016 in Rio de Janeiro, Brazil. (Photo by Julian Finney/Getty Images)
RIO DE JANEIRO, BRAZIL - AUGUST 14: Andy Murray of Great Britain poses with his Gold medal after defeating Juan Martin del Potro of Argentina in the Men's singles final at Olympic Tennis Centre on August 14, 2016 in Rio de Janeiro, Brazil. (Photo by Ian MacNicol/Getty Images)
RIO DE JANEIRO, BRAZIL - AUGUST 14: (L-R) Silver medalist Juan Martin Del Potro of Argentina, gold medalist Andy Murray of Great Britain and bronze medalist Kei Nishikori of Japan pose on the podium during the medal ceremony for the men's singles on Day 9 of the Rio 2016 Olympic Games at the Olympic Tennis Centre on August 14, 2016 in Rio de Janeiro, Brazil. (Photo by Clive Brunskill/Getty Images)
