AstraZeneca March 22, 2021 6:10 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 4:28 ‘Apples Never Fall' and ‘Jurassic Park' star Sam Neill reveals his real name 3:21 Katy Perry's surprising regret about cheeseburger Met Gala look 1:01 Biden administration plans to reclassify marijuana as a Schedule III drug 2:28 King Charles returns to public duties amid cancer diagnosis 3:10 Nicole Kidman gushes over family's support at AFI honor