Covid: India's double mutant virus explained; can it evade vaccine?

As India battles its second, and much worse, wave of Covid-19 infections, experts believe that a double mutant virus might be behind the spread. This variant of the Sars-CoV-2 coronavirus, which causes Covid, has 2 mutations which may make it more transmissible, and capable of evading antibodies. Infections by this virus variant have been found in many parts of India. Watch the full video to understand what you must do to stay safe.