A man dressed in leaves and animals of the forest, the Redeemer on his shoulder, holding the Olympic torch and wearing Olympic rings glasses walks along Copacabana Beach, Rio de Janeiro, Brazil, 31 July 2016. The 2016 Olympic Games start on 05 August. (Photo by Barbara Walton/EPA)





A dancer performs at a welcoming ceremony for athletes at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 3, 2016. (Photo by Robert F. Bukaty/AP Photo)





An Olympic volunteer stands on the Olympic rings as she poses for a picture prior to the Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 3, 2016. The Games opening ceremony is on Friday. (Photo by Natacha Pisarenko/AP Photo)





A dancer performs at a welcoming ceremony for athletes at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Wednesday, August 3, 2016. (Photo by Robert F. Bukaty/AP Photo)





Beach volleyball players practice on center court of the beach volleyball arena along Copacabana Beach ahead of the upcoming 2016 Summer Olympics in Rio de Janeiro, Brazil, Tuesday, August 2, 2016. (Photo by David Goldman/AP Photo)





Girls chat as they sit near the shores of of Guanabara Bay, the venue for sailing at the 2016 Summer Olympic Games, in Rio de Janeiro, Brazil, Saturday, July 30, 2016. The international sporting event is fast approaching, with the opening ceremony less than a week away. (Photo by Felipe Dana/AP Photo)





A worker installs pavers outside the Olympic Tennis Center as preparations continue for the 2016 Summer games at Olympic Park in Rio de Janeiro, Brazil, Monday, August 1, 2016. (Photo by Charlie Riedel/AP Photo)





Georgian trampolinist Luba Golovina poses for a photo at the Olympic athletes village in Rio de Janeiro, Brazil, Sunday, July 31, 2016. (Photo by Charlie Riedel/AP Photo)





A fisherman throws his net outside the 2016 Rio Olympic athletes park in Rio de Janeiro, Brazil on July 31, 2016. (Photo by Pilar Olivares/Reuters)





Anderson (R) and Leandro inspect the boat they were hired to refloat under contract for its owner from the bottom of Guanabara Bay in Rio de Janeiro, Brazil, July 31, 2016. Anderson and Leandro salvage sunken boats from the bottom of the notoriously polluted bay part of which will host the Olympic windsurfing and sailing competitions. (Photo by Ricardo Moraes/Reuters)





Three cleaners pose in the rings at the Olympic Park in Rio de Janeiro, Brazil August 1, 2016. (Photo by Sergio Moraes/Reuters)





A girl plays in a display at the Switzerland house in Lagoa, Rio de Janeiro, Brazil on August 1, 2016. (Photo by Ivan Alvarado/Reuters)





A boy wears a Brazil football shirt as he plays in a display at the Switzerland house in Lagoa, Rio de Janeiro, Brazil on August 1, 2016. (Photo by Ivan Alvarado/Reuters)





A military ship is seen near the Olympic rings at Copacabana beach in Rio de Janeiro, Brazil August 1, 2016. (Photo by Nacho Doce/Reuters)





People use adapted ice skates to skate on an artificial ice rink at the Switzerland house in Lagoa, Rio de Janeiro, Brazil on August 1, 2016. (Photo by Ivan Alvarado/Reuters)





People plays in a display at the Switzerland house in Lagoa, Rio de Janeiro, Brazil on August 1, 2016. (Photo by Ivan Alvarado/Reuters)





People use adapted ice skates to skate on an artificial ice rink at the Switzerland house in Lagoa, Rio de Janeiro, Brazil on August 1, 2016. (Photo by Ivan Alvarado/Reuters)





A boy plays in a display at the Switzerland house in Lagoa, Rio de Janeiro, Brazil on August 1, 2016. (Photo by Ivan Alvarado/Reuters)





Athletes from Montenegro gather inside the Olympic Village in Rio de Janeiro, Brazil August 1, 2016. (Photo by Kai Pfaffenbach/Reuters)





Athletes from Taiwan eat inside the Olympic Village in Rio de Janeiro, Brazil August 1, 2016. (Photo by Kai Pfaffenbach/Reuters)





Dancers perform during the welcoming ceremony at the Olympic Village in Rio de Janeiro, Brazil August 1, 2016. (Photo by Kai Pfaffenbach/Reuters)





A dancer performs during the welcoming ceremony at the Olympic Village in Rio de Janeiro, Brazil August 1, 2016. (Photo by Kai Pfaffenbach/Reuters)





Athletes from Iran (R) have their pictures taken with visitors at the Olympic Village in Rio de Janeiro, Brazil August 1, 2016. (Photo by Kai Pfaffenbach/Reuters)





Brazilian artist performs during the welcome ceremony at the Olympic Village in Rio de Janeiro, Brazil August 1, 2016. (Photo by Kai Pfaffenbach/Reuters)





Team Refugee's Yiech Pur Biel and a volunteer pose for a happy snap during their welcoming ceremony at the Olympic Village in Rio de Janeiro, Brazil August 1, 2016. (Photo by Kai Pfaffenbach/Reuters)





Deo Gracia Ngokaba (CGO) of Congo poses during their welcoming ceremony at the Olympic Village in Rio de Janeiro, Brazil August 1, 2016. (Photo by Kai Pfaffenbach/Reuters)





Elsa Baquerizo Macmillan (ESP) of Spain trains with coach at Copacabana beach in Rio de Janeiro, Brazil August 1, 2016. (Photo by Nacho Doce/Reuters)





Cameroon's Olympic team attend their welcoming ceremony inside the Olympic Village in Rio de Janeiro, Brazil on August 1, 2016. (Photo by Edgard Garrido/Reuters)





Cameroon's Olympic team attend their welcoming ceremon inside the Olympic Village in Rio de Janeiro, Brazil on August 1, 2016. (Photo by Edgard Garrido/Reuters)





Cameroon's and Argentina's Olympic teams attend their welcoming ceremony inside the Olympic Village in Rio de Janeiro, Brazil on August 1, 2016. (Photo by Edgard Garrido/Reuters)





Cameroon's Olympic team attend their welcoming ceremony inside the Olympic Village in Rio de Janeiro, Brazil on August 1, 2016. (Photo by Edgard Garrido/Reuters)





Cameroon's Olympic team attend their welcoming ceremony inside the Olympic Village in Rio de Janeiro, Brazil on August 1, 2016. (Photo by Edgard Garrido/Reuters)





Sweden's Olympic team attend their welcoming ceremony inside the Olympic Village in Rio de Janeiro, Brazil on August 1, 2016. (Photo by Edgard Garrido/Reuters)