San Francisco December 28, 2021 6:13 pm Omicron: San Francisco's Test Positivity Rate ‘Way, Way Up' The latest data from UCSF indicates that one in 14 San Franciscans would test positive for COVID-19 right now if everyone was tested. Alyssa Goard reports. US & World Videos 2:53 Russia's misinformation campaign against Paris Olympic Games 5:01 Investigating construction site fires 5:49 A closer look: Fire rips through housing construction project in Redwood City 2:02 What we know about the Redwood City affordable housing development that caught fire 2:05 San Jose family devastated after daughter drowns in creek