SAN MATEO, CALIFORNIA - MARCH 16: Medical personnel surround a car that is going through a coronavirus drive-thru test clinic at the San Mateo County Event Center on March 16, 2020 in San Mateo, ...

SAN FRANCISCO (KGO) -- Thousands of people across the Bay Area have been on the hunt for a COVID testing site while others who were lucky to find open slots are having to wait hours to get tested.