Biden tightens COVID-19 vaccine mandate on federal workers, contractors

Weeks after mandating federal workers get a shot or face rigorous testing and masking protocols, President Joe Biden will sign a new executive order to require vaccination for employees of the executive branch and contractors that do business with the federal government.

COVID-19 variant mu detected in 49 states

The mu variant was recently added to the World Health Organization's 'variants of interest' list and has been detected in 49 states and 42 countries.