Optimism grows over COVID-19 vaccine potential

The progress in developing a coronavirus vaccine is continuing to provide optimism that the worldwide pandemic will eventually end. World leaders have moved quickly to secure supplies of a new coronavirus vaccine, which appears to have 90 per cent effectiveness - far exceeding the expectation of anything above 70 per cent. That story by Biwa Kwan for SBS News, produced by Praba Maheswaran for SBS Tamil.

Picture shows illustration for the coronavirus vaccine than 90 per cent effective Photo: Source: Pixsell