Florida February 24, 2021 12:07 pm Johnson & Johnson Single Dose Vaccine Approved NBC 6’s Carlos Suarez has the latest on vaccination efforts for seniors in South Florida. US & World Videos 1:50 6 to Know – Top stories of the day 1:42 6 to know – Top stories of the day 1:48 6 to know – Top stories of the day 1:39 6 to know – Top stories of the day 1:36 6 to know – Top stories of the day