A leading Japanese researcher has told Sky News that unless a Covid-19 vaccine is developed - the Tokyo Olympics will no

The video discusses the rapid development of COVID-19 vaccines, highlighting concerns about potential risks such as antibody-dependent enhancement. It emphasizes the pressure to find a solution, especially in Japan, where the delayed Olympics depend on a vaccine. Despite global commitments to share vaccines, practical challenges mean countries may need to rely on themselves. The video also explores alternative treatments, like alpaca antibodies, and provides an update on Japan's COVID-19 situation.

What role do global commitments play in vaccine distribution according to the text?

What innovative approach is being researched to treat COVID-19 involving alpacas?