Health expert: Olympic village COVID-19 infection bubble already 'broken'
Insufficient testing at the border and the impossibility of controlling people's movements mean that the Games could exacerbate the spread of the infectious Delta variant of the virus.
Maria Watanabe, a Filipino living in Japan takes a selfie in front of the Olympic Rings outside The National Stadium, the main venue of the Tokyo 2020 Olympic Games (photo credit: REUTERS/KIM KYUNG-HOON)ByREUTERS