A massive vaccination rollout is underway in Europe as more than a dozen countries are reporting cases of a mutated Covid-19 variant. It is believed to be about 70% more contagious than the original. NBC News’ Matt Bradley reports on vaccine…
A massive vaccination rollout is underway in Europe as more than a dozen countries are reporting cases of a mutated Covid-19 variant. It is believed to be about 70% more contagious than the original. NBC News’ Matt Bradley reports on vaccine…