Breakthrough: The race for the Covid vaccine

Dr Kevin Fong talks to the people who have seemingly achieved the impossible and created a coronavirus vaccine in a matter of months. Speaking to the scientists who’ve spent the past 12 months with the eyes of the world on them, Kevin wants to know how they tackled the science and what are the biggest barriers they’ve faced. There have been tensions along the way between science and politics, science and morality. But through it all, do we enter a new year with our faith in science been renewed?