coronavirus December 1, 2021 12:29 pm San Francisco Officials Discuss Detection of Omicron Variant San Francisco officials, including Director of Public Health Dr. Grant Colfax, address the detection of the first U.S. case of the COVID-19 omicron variant. US & World Videos 2:10 ‘What a blessing': Off-duty nurses jump into action, help save man who collapsed on basketball court 2:23 New numbers show decline in freeway shootings, but problem still persists 0:22 Fire destroys dozens of storage units in Fremont 0:32 4 children on sidewalk hit by suspected DUI driver in Cupertino 2:47 Pro-Palestine movement spreads to Bay Area colleges, universities