artificial intelligence April 12, 2020 7:11 pm Expert Talks About How AI Could Help Fight Coronavirus NBC Bay Area’s Terry McSweeney talks with Dr. Ronjon Nag about how artificial intelligence could help fight coronavirus. 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