World News Roundup

Britain approves the Oxford-AstraZeneca coronavirus vaccine. Colorado reports first US case of the U.K.'s more contagious coronavirus strain. The Nashville Bomber's Girlfriend Warned Police he was building bombs--last year. Correspondent Deborah Rodriguez has the CBS World News Roundup for Wednesday, December 30, 2020: Learn more about your ad choices. Visit megaphone.fm/adchoices