Take Five: Coronavirus vaccine race is on

U.S. President Donald Trump has put his faith in anti-malarial drug hydroxychloroquine to ward off COVID-19, but governments and investors are focusing on a vaccine.Investors twitchy for vaccine news sent the share price of biotech company Moderna 20% higher when it said its vaccine trials showed promise.Rivals Novavax and Inovio also rose when they secured vaccine development funding.