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Over the weekend, confusion and fear about the widening coronavirus outbreak gave way to a heightened new reality for Californians forced to fit their lives around containment measures that might have seemed unthinkable just days ago.

[The Times has been tracking all the known U.S. cases on this map.]

Officials in the Sacramento area announced that the Elk Grove Unified School District — Northern California’s largest — would move up its spring break, closing schools for at least a week, after a family member living with multiple students in the district tested positive. (Although by Sunday afternoon, district officials were trying to assuage the concerns of parents and student athletes frustrated that they may have to miss games, according to The Sacramento Bee.)

Stanford University classes were set to stop meeting in person today, and The San Francisco Chronicle reported that Salesforce, the tech giant based in San Francisco, joined the ranks of companies ordering employees to work from home.

“I’m like on the run from the virus,” Zara Khan, a junior at the University of California, Berkeley, who left a study-abroad program in Florence for London, told my colleagues. “I could go back to the States, but that’s not even safe anymore.”