COVID-19 January 28, 2022 5:40 pm Large COVID-19 Testing Company to ‘Wind Down,' Lay Off Almost All Workers The large COVID-19 testing outfit at the center of a federal investigation will “wind down” its operations and lay off 150 employees, the company said Friday afternoon. US & World Videos 2:19 San Francisco barbershop struggles to stay open after pandemic 0:51 Alameda County using dogs to detect COVID 3:57 Interview: Doctor's perspective on COVID 4 years after shutdown started 2:27 Marking 4 years since COVID-19 shut down the Bay Area 2:09 CDC updates COVID isolation guidelines