mask mandates February 25, 2022 11:17 pm Who Should Wear a Mask? In Philly, There Is One Certainty A mask mandate remains in effect in Philadelphia, one of the few places left with the requirement. NBC10 reporter Matt DeLucia finds out why the city is holding out. US & World Videos 1:31 CDC recommends updated Covid shot for everyone ages 6 months and up 2:39 New COVID variant known as Eris causing rise in cases, experts say 2:05 Federal Covid-19 Public Health Emergency Ends After More Than 3 Years 2:05 After More Than 3 Years, COVID-19 Public Health Emergency Coming to an End 0:35 WHO: COVID Is No Longer a Global Health Emergency