coronavirus May 28, 2020 5:04 pm UCSF Doctor Addresses San Francisco's Reopening Timeline Dr. Peter Chin-Hong, an infectious disease specialist at UCSF, provides his input on San Francisco’s new reopening timeline. 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
