Chicago Public Schools officials had initially said the agents were from U.S. Immigration and Customs Enforcement. Secret Service said ... "We are united, and schools are a sanctuary of learning ...

The agents turned out to be unrelated to immigration, officials said hours later. They were from the Secret Service, investigating a threat.

A recent move by Trump allows immigration authorities to conduct raids at schools. Multiple school districts have pledged to complicate the efforts.

Despite earlier reports that ICE agents tried to enter a Chicago elementary school Friday, the agency says it wasn't them. So what exactly happened?

The Trump administration intensified efforts to crack down on illegal immigration, making U.S. Immigration and Customs Enforcement (ICE) a central focus.

According to Chicago Public Schools officials, Secret Service agents were turned away Friday at Hamline Elementary while reportedly searching for an 11-year-old who had posted an anti-Trump video online.

ICE, along with several other federal agencies, began what they called "enhanced targeted operations" on Sunday in Chicago.

Chicago school officials claimed several Immigration and Customs Enforcement agents tried to enter a majority-Latino elementary school in the south side of Chicago on Friday, days after Donald Trump ’s administration rescinded long-standing policy that prohibits law enforcement actions in schools and churches.

The immigration blitz was action long promised by President Donald Trump who made mass deportation central to his campaign.

CHICAGO -- The U.S. Secret Service said its agents visited a Chicago elementary school Friday while investigating a threat, hours after school officials mistakenly claimed that U.S. Immigration and Customs Enforcement agents had come to the building.

Sources said the Secret Service was investigating an online threat that a Hamline student made against President Trump following the U.S. ban on TikTok.