coronavirus December 15, 2021 6:25 pm COVID-19 Boosters Work Against Omicron, Dr. Fauci Says Booster shots of the COVID-19 vaccines already in use are enough to combat the fast-spreading omicron variant, Dr. Anthony Fauci said. NBC 6’s Marissa Bagg reports US & World Videos 3:21 Man critically injured, first responders hospitalized after house fire in Little Havana 7:00 Florida's 6-week abortion ban is in effect. What happens now? 0:34 Road closures in effect for Formula 1 Miami Grand Prix 1:40 6 to know – Top stories of the day 1:10 Crash involving school bus in Miami Gardens