https://www.mercurynews.com/2020/03/11/san-francisco-to-pan-public-gatherings-of-more-than-1000-people/

SAN FRANCISCO — The continuing concern about the spread of coronavirus has rendered big events in San Francisco mute.

The city’s mayor, London Breed, announced Wednesday morning that the city’s health officer has issued a public health order prohibiting any group gatherings of 1,000 people or more.