ASTRAZENECA March 22, 2021 9:10 am AstraZeneca Says COVID-19 Vaccine is Safe and Effective AstraZeneca says its coronavirus vaccine developed with the University of Oxford was found to be safe and effective in trials conducted in the U.S., Peru and Chile. US & World Videos 8:39 Gina Rodriguez gushes 0ver motherhood with son Charlie 2:22 Scarlett Johansson and Colin Jost have date night at White House Correspondents' dinner 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 2:05 How ‘Love Is Blind' made Vanessa Lachey and Nick Lachey's marriage stronger 2:30 ‘Baby Reindeer': Inside Richard Gadd's Netflix phenomenon