The National Stadium, venue for the upcoming Tokyo 2020 Olympic Games, is seen during a media tour following the the stadium's completion in Tokyo on December 15, 2019. - The Tokyo 2020 Olympics organisers on December 15 celebrated the completion of the main stadium that features use of lumber and other Japanese architectural tradition, seven months before the Opening Ceremony. (Photo by Behrouz MEHRI / AFP) (Photo by BEHROUZ MEHRI/AFP via Getty Images)
Olympics 2020: National Stadium opens in Tokyo
01:12 - Source: CNN