coronavirus September 3, 2020 5:53 pm California National Guard Helping Fight Pandemic With Mobile Laboratory A California National Guard team trained to detect and respond to weapons of mass destruction is taking aim at a different kind of danger: the pandemic. Jodi Hernandez 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