What to know on Day 12 of the government shutdown:

Federal employees began receiving notices on Friday telling them they would be laid off in 60 days, CBS News confirmed, after the Trump administration floated layoffs during the government shutdown. More than 4,000 workers at seven federal agencies could receive layoff notices, according to a court filing.

A spokesperson for the Department of Health and Human Services told CBS News on Sunday that some of the RIF notices that went to CDC employees Friday were sent because of a coding error and have been rescinded. Andrew Nixon, a spokesperson for the Department of Health and Human Services, told CBS News that the employees "who received incorrect notifications were never separated from the agency and have all been notified that they are n

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