A message appears to introduce the 2020 Tokyo Olympics during the closing ceremony of the 2016 Summer Olympic Games in Rio de Janeiro. |   KYODO
A message appears to introduce the 2020 Tokyo Olympics during the closing ceremony of the 2016 Summer Olympic Games in Rio de Janeiro. | KYODO


Japanese-Cambodian comedian Hiroshi Neko runs in the men's marathon on Sunday at the 2016 Rio Olympics. |   KYODO
Japanese-Cambodian comedian Hiroshi Neko runs in the men's marathon on Sunday at the 2016 Rio Olympics. | KYODO


The U.S. men's basketball team members pose after winning the gold medal with a 96-66 win over Serbia in Sunday's final at 2016 Rio Olympics. |   AFP-JIJI
The U.S. men's basketball team members pose after winning the gold medal with a 96-66 win over Serbia in Sunday's final at 2016 Rio Olympics. | AFP-JIJI


Silver medalists in the men's 4x100-meter relay (from right, Yoshihide Kiryu, Ryota Yamagata, Shota Iizuka and Aska Cambridge) pose with other athletes at the Rio Olympics' closing ceremony on Sunday. |   KYODO
Silver medalists in the men's 4x100-meter relay (from right, Yoshihide Kiryu, Ryota Yamagata, Shota Iizuka and Aska Cambridge) pose with other athletes at the Rio Olympics' closing ceremony on Sunday. | KYODO


The Olympic flame is extinguished at the end of the Rio Olympics' closing ceremony on Sunday. |  KYODO
The Olympic flame is extinguished at the end of the Rio Olympics' closing ceremony on Sunday. | KYODO


Fireworks light up the sky during the closing ceremony of the 2016 Summer Olympics. |  KYODO
Fireworks light up the sky during the closing ceremony of the 2016 Summer Olympics. | KYODO