U.S. FDA gives nod to second vaccine as cases rise

For more: https://news.cgtn.com/news/2020-12-20... The United States added more than 1.5 million new coronavirus cases in the past week – a record for a seven-day period. It also recorded more than 3,300 fatalities on Thursday, among the deadliest days in the country's history. Authorities hope the approval of a second vaccine will help, but they also predict many more challenges ahead. #USvaccine Subscribe to us on YouTube: https://goo.gl/lP12gA Download our APP on Apple Store (iOS): https://itunes.apple.com/us/app/cctvn... Download our APP on Google Play (Android): https://play.google.com/store/apps/de...