Yane Marques carries the flag of Brazil during the Opening Ceremony for the 2016 Summer Olympics in Rio de Janeiro on Friday night. | AP
Yane Marques carries the flag of Brazil during the Opening Ceremony for the 2016 Summer Olympics in Rio de Janeiro on Friday night. | AP

An athlete from Great Britain takes a selfie with fans during the Opening Ceremony for the 2016 Rio de Janeiro Olympics on Friday. | REUTERS
An athlete from Great Britain takes a selfie with fans during the Opening Ceremony for the 2016 Rio de Janeiro Olympics on Friday. | REUTERS

Fireworks are seen over Maracana Stadium during the Opening Ceremony at the 2016 Summer Olympics in Rio de Janeiro on Friday night. | AP
Fireworks are seen over Maracana Stadium during the Opening Ceremony at the 2016 Summer Olympics in Rio de Janeiro on Friday night. | AP

People watch fireworks explode over the Maracana Stadium from the roof of their home in the Mangueira favela, or slum, as the Olympic Opening Ceremony unfolds. | REUTERS
People watch fireworks explode over the Maracana Stadium from the roof of their home in the Mangueira favela, or slum, as the Olympic Opening Ceremony unfolds. | REUTERS

The refugee athletes' team arrives for the Opening Ceremony of the Rio de Janeiro Summer Olympics on Friday night. | REUTERS
The refugee athletes' team arrives for the Opening Ceremony of the Rio de Janeiro Summer Olympics on Friday night. | REUTERS

A Japanese fan celebrates the beginning of the Opening Ceremony for the Rio de Janeiro Summer Olympics at the Maracana Stadium on Friday night. | KYODO
A Japanese fan celebrates the beginning of the Opening Ceremony for the Rio de Janeiro Summer Olympics at the Maracana Stadium on Friday night. | KYODO