Nearly 15,000 health care workers in New York have been off the job since last week in a labor action affecting some of the city’s major hospitals.

After protesters called for a pause on economic activity and work to strike against the federal immigration crackdown, many business owners kept their doors shut on Friday.

Just outside Minneapolis, the Whipple Building houses offices, a detention center and a courthouse — and has become the home base for immigration agents and protesters alike.