coronavirus April 21, 2020 6:33 pm Testing and Treating Patients With COVID-19 NBC Bay Area’s Janelle Wang spoke to Dr. Peter Chin-Hong, infectious disease specialist at UCSF about at-home testing and concerns about reopening the economy too early. US & World Videos 1:35 AANHPI celebrations in San Francisco's Japantown, Chinatown 2:07 Smash-and-grab thieves hit Sunnyvale jewelry store 0:47 Suspect critically injured following standoff on I-80 in Solano County 1:48 Four tow trucks burned in Concord, Bay Point 1:49 Concord shop hosts final ‘Free Comic Book Day' at longtime home