coronavirus March 10, 2020 5:29 pm Coronavirus Outbreak Takes Toll on San Francisco Businesses San Francisco supervisors on Tuesday took turns outlining new plans to help ailing small businesses amid the coronavirus outbreak. Mark Matthews 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