The Rio 2016 Olympic closing ceremony on August 21, 2016. (Photo/ Jason Ransom)
The Rio 2016 Olympic closing ceremony on August 21, 2016. (Photo/ Jason Ransom)
A parade of athletes enters the closing ceremony in the Maracana stadium at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Charlie Riedel)
Athletes surrounded by flags march into the closing ceremony in the Maracana stadium at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Charlie Riedel)
Fireworks explode above the Maracana stadium during the closing ceremony for the Summer Olympics, seen from the Mangueira slum in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Felipe Dana)
Performers stand in formation of the Christ the Redeemer during the closing ceremony in the Maracana stadium at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Chris Carlson)
A dancer performs during the closing ceremony for the Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Vincent Thian)
Fireworks explode over Maracana stadium during the closing ceremony of the 2016 Summer Olympic Games in Rio de Janeiro, Brazil, Sunday Aug. 21, 2016. (AP Photo/Leo Correa)
Dancers perform during the closing ceremony for the Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Vincent Thian)
Fireworks explode during the closing ceremony for the Summer Olympics at Maracana stadium in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Vincent Thian)
Fireworks explode above the Maracana stadium during the closing ceremony for the Summer Olympics, seen from the Mangueira slum in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Felipe Dana)
Athletes from Canada march in during the closing ceremony in the Maracana stadium at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/David Goldman)
Jackie Briggs from the United States wears the Olympic ring sunglasses during the closing ceremony in the Maracana stadium at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/David Goldman)
Smartphones illuminate the stadium during the closing ceremony in the Maracana stadium at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/David Goldman)
Artists perform during the closing ceremony in the Maracana stadium at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Chris Carlson)
Mariene de Castro performs during the closing ceremony for the Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Jae C. Hong)
A crowd watches the closing ceremony in the Maracana stadium at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Charlie Riedel)
People wave flags from Brazil, the United States, and Colombia during the closing ceremony for the Summer Olympics inside Maracana stadium in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Jae C. Hong)
The Brazilian, Greek and Japanese flutter during the closing ceremony in the Maracana stadium at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/David Goldman)
Mariene de Castro performs under the cauldron during the closing ceremony in the Maracana stadium at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/David Goldman)
Mariene de Castro sings under the Olympic Cauldron during the closing ceremony in the Maracana stadium at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Sunday, Aug. 21, 2016. (AP Photo/Mark Humphrey)