Coronavirus January 29, 2021 9:01 am COVID Mutations in LA Likely Happening in Other Cities NIAID Director Dr. Anthony Fauci describes how large outbreaks of COVID-19 in a city can lead to new variations. US & World Videos 1:31 CDC recommends updated Covid shot for everyone ages 6 months and up 0:52 Lifeguard shortage impacts LA County pool hours 2:17 LA County: Mask Mandate Could Return in Weeks 2:22 Avoiding a COVID Winter Surge