Details remain in flux, but the raids are expected to unfold over days in at least 10 major cities, targeting at least 2,000 immigrants who have been ordered deported but remain in the country. “Collateral” deportations of other migrants who happen to be on the scene may also occur.

Officials have said that agents are apprehensive about the possibility of arresting babies and young children. They also acknowledge that migrants may have moved or would be able to avoid arrest by simply not opening the door to ICE agents, who are not allowed to enter by force.

Background: The operation, backed by President Trump, was initially planned for last month but was postponed in part because of resistance among Homeland Security officials.

Tensions escalate between Iran and the West

A British warship forced back three Iranian boats on Thursday that had sought to block a British tanker from passing through the Strait of Hormuz, Britain’s Defense Ministry said.