Covid-19: Where is Herd Immunity?
Channel: NewsClickin
Date: 2020-11-11

Delhi is experiencing the third wave of Covid-19 infection. The argument that herd immunity can stop the spread of the disease has been disproven by the new waves of infection in the US, UK, Germany and France, among other countries Herd immunity is difficult to achieve without a vaccine. Newsclick's Prabir Purkayastha analyzes the spread of the pandemic.