coronavirus May 12, 2020 5:05 pm Fauci Fields Coronavirus Questions From Senators Senators on Tuesday asked Dr. Anthony Fauci, the country’s top infectious disease expert, about the ongoing fight against COVID-19. Raj Mathai reports. 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