WATCH: Biden Receives Second Covid Vaccine Dose | NBC News NOW

President-elect Joe Biden received his second vaccination of the Pfizer-BioNTech Covid-19 vaccine. » Subscribe to NBC News: » Watch more NBC video: NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news stories. NBC News Digital features , , , Nightly News, Meet the Press, Dateline, and the existing apps and digital extensions of these respective proper