Sports San Francisco bans gatherings of more than 1,000 people, including Warriors games, due to coronavirus March 11, 2020March 11, 2020 Scott Gleeson, USA TODAY Comments Off on San Francisco bans gatherings of more than 1,000 people, including Warriors games, due to coronavirus San Francisco ban on gatherings of more than 1,000 in place for two weeks. Warriors have trip during that time, but two home games must be addressed.