Britain's flagbearer Andy Murray leads his delegation during the opening ceremony of the Rio 2016 Olympic Games at the Maracana stadium in Rio de Janeiro on August 5, 2016. / AFP / OLIVIER MORIN (Photo credit should read OLIVIER MORIN/AFP via Getty Images)
RIO DE JANEIRO, BRAZIL - AUGUST 05: Teal leader of Spain, Rafael Nadal during the Olympic Games opening ceremony at Maracana Stadium on August 5, 2016 in Rio de Janeiro, Brazil. (Photo by Xavier Laine/Getty Images)
Denmark's flagbearer Caroline Wozniacki leads her delegation during the opening ceremony of the Rio 2016 Olympic Games at the Maracana stadium in Rio de Janeiro on August 5, 2016. / AFP / OLIVIER MORIN (Photo credit should read OLIVIER MORIN/AFP via Getty Images)
Luxemburg's flagbearer Gilles Muller leads his delegation during the opening ceremony of the Rio 2016 Olympic Games at the Maracana stadium in Rio de Janeiro on August 5, 2016. / AFP / PEDRO UGARTE (Photo credit should read PEDRO UGARTE/AFP via Getty Images)
USA's Michael Phelps carries their country's flag as they lead teammates into the stadium during the opening ceremony of the Rio 2016 Olympic Games at the Maracana stadium in Rio de Janeiro on August 5, 2016. / AFP / Fabrice COFFRINI (Photo credit should read FABRICE COFFRINI/AFP via Getty Images)
