RIO DE JANEIRO, BRAZIL - AUGUST 11:  Marc Lopez of Spain (L) and Rafael Nadal of Spain celebrate victory in their men's doubles semifinal against Daniel Nestor of Canada and Vasek Pospisil of Canada on Day 6 of the 2016 Rio Olympics at the Olympic Tennis Centre on August 11, 2016 in Rio de Janeiro, Brazil.  (Photo by Clive Brunskill/Getty Images)