A number of governors on Sunday defended easing Covid-19 restrictions in their states against top health officials’ warnings that Americans should <a href="https://www.cnn.com/2021/03/07/health/us-coronavirus-sunday/index.html" target="_blank">remain vigilant against highly transmissible variants</a> and that the US could see another spike in cases.

In some of the more extreme rollbacks, Mississippi Gov. Tate