March 31, 2022 9:49 am CDC Signs Off on 2nd Booster Shot for Adults Over 50 Years Old NBC 6’s Marissa Bagg has more on what this means for those who need another round of the vaccine. US & World Videos 6:09 Commissioner discusses judge's decision on Urban Development Boundary in Miami-Dade 1:32 6 to Know — Top stories of the day 1:46 Broward Sheriff's deputy hits man with vehicle while responding to call 2:31 Family returns to crash site that killed two women in Hialeah 2:04 Family calls for justice after deadly crash in Hialeah