Coronavirus January 27, 2021 11:16 am CDC Provides Updates on COVID-19 Variants Director of the Centers for Disease Control and Prevention Dr. Rochelle Walensky provides an update on COVID-19 variants found in the U.S. US & World Videos 1:39 Lawrence police cracking down on illegal dirt bikes 1:31 CDC recommends updated Covid shot for everyone ages 6 months and up 2:30 Putting an increase in COVID cases into context 1:41 COVID cluster prompts masking at Beth Israel Deaconess Medical Center 0:50 COVID cluster at hospital prompts return of mask requirement in affected unit