San Francisco area residents ordered to stay home

Millions of San Francisco area residents on Monday were ordered to stay home to slow the spread of the deadly coronavirus as part of a lockdown effort covering a section of California including Silicon Valley.Six counties in the region and the city of Berkeley joined the effort after data showed 258 confirmed cases of COVID-19 with four deaths in the jurisdictions with some seven million people.A "remain-in-place" order announced by San Francisco Mayor London Breed will go into effect at the end