News Wrap: U.S. to send 4 million COVID vaccines abroad

In our news wrap Thursday, the U.S. will send a combined 4 million doses of AstraZeneca’s COVID vaccine to Mexico and Canada, the European Union’s drug regulatory agency said the vaccine does not pose a significant threat of blood clots, the fight over wearing face masks sparked fireworks at a U.S. Senate hearing, and powerful storms rolled across more of the deep South.