Secretary Kristi Noem announced a new acting chief of Immigration and Customs Enforcement (ICE) on Monday, just weeks after the agency’s previous director was reassigned. Todd Lyons, the former assistant director of field operations for ICE’s enforcement arm,

Vitello, a veteran ICE official, was removed as acting director one month into his tenure following complaints from White House officials over lagging immigrant arrest numbers. He

Homeland Security Secretary Kristi Noem announced her picks for leadership of U.S. Immigration and Customs Enforcement (ICE) Sunday, further solidifying the Trump administration’s revamp of an agency it sees as crucial to carrying out its crackdown on illegal immigration.

Insiders from the Department of Homeland Security have alleged that the agency is trying to root out whistleblowers by subjecting employees to lie detector tests. This comes as DHS has been actively aiding President Donald Trump's polarizing immigration policies by conducting raids to detain and deport suspected undocumented immigrants,

The Department of Homeland Security has been using polygraph tests to weed out whistleblowers amid the Trump administration's aggressive immigration crackdown

Four sources say the Department of Homeland Security has begun performing polygraph tests on employees to determine who might be leaking information to the media about immigration operations. NBC News’ Jonathan Allen breaks down how the DHS is performing these tests.