Contra Costa County October 14, 2021 11:15 pm Contra Costa County to Lift Mask Mandate for Small Settings Contra Costa County announced Thursday that it will partially lift its indoor mask requirements Nov. 1 for small, fully vaccinated settings. Sergio Quintana reports. 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