Why the Tokyo 2020 Olympics Still Aren’t a Sure Thing

When the coronavirus pandemic forced Tokyo last year to delay the Summer Olympics and Paralympics to July 2021, organizers kept the Tokyo 2020 name, saying they wanted the event to be seen as a “light at the end of the tunnel.” Instead a fresh surge in Covid-19 cases in many countries, including host Japan, has raised the same questions about whether it’s safe to hold the games, even as the world races to vaccinate people against the disease. The first postponement since the modern Olympics bega