On Friday, the American Civil Liberties Union of Colorado sent a letter to ICE and the Department of Homeland Security demanding the arrests stop.

Here’s a look at the timeline of events in a series of killings that culminated in a Jan. 20 highways shootout that killed a ...

It was a three-day undercover operation that landed 29 people in handcuffs, including five people with active felony warrants.

Redeploying Homeland Security Investigations agents is part of a broader Trump effort. But some fear many serious transnational crimes will go unprobed.

The Department of Homeland Security has cut 405 employees from its workforce, a DHS official first told ABC News on Friday.

Washington — The Trump administration on Friday moved to fire more than 400 employees at the Department of Homeland Security, ...

One week into the Trump administration, Homeland Security Secretary Kristi Noem issued a directive that the Federal Emergency ...

The Trump administration has resumed sharing sensitive information about people who come forward to sponsor unaccompanied ...

Denver Public Schools (DPS) sued the Department of Homeland Security (DHS) on Wednesday over its new Trump administration ...

Homeland Security Secretary Kristi Noem said she needed the tax agency's agents to crack down on illegal immigration.

The Department of Homeland Security put a number of CISA employees on administrative leave while reviewing “mis-, dis-, and ...

Although the Internal Revenue Service has the responsibility of collecting taxes, some members of the department could soon ...