coronavirus September 2, 2020 12:04 pm Fauci: ‘I Cannot Imagine' We Won't Have One or More Successful Vaccine Candidates NIAID Director Dr. Anthony Fauci says he expects the U.S. to have one or more successful vaccine candidates. 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