Dining at restaurants and the lack of mask mandates are each linked to the spread of the virus in the U.S., the C.D.C. says.

As officials in Texas and Mississippi lifted statewide mask mandates, researchers at the Centers for Disease Control and Prevention offered, in a new study on Friday, fresh evidence of the importance of mask use. By Roni Caryn Rabin from NYT World https://ift.tt/30dX74l