Representative Delia Ramirez, an Illinois Democrat, demanded on Thursday that Department of Homeland Security (DHS) Secretary Kristi Noem either resign or face impeachment.

Noem’s appearance veered into a referendum on her leadership at DHS amid mounting public scrutiny of the department’s hardline immigration enforcement tactics.

Homeland Security Secretary Kristi Noem faces her first major House hearing on worldwide threats, likely covering border security, drugs and cybersecurity.

Two million undocumented immigrants have left the US in the first year of Trump's second term, according to Homeland Security Secretary Kristi Noem.

U.S. Rep. Delia Ramirez also penned a letter on Wednesday that asked House Judiciary Committee Chair Jim Jordan “to conduct a complete investigation into Homeland Security Secretary Kristi Noem’s “unlawful and potentially impeachable actions.

Homeland Security Secretary Kristi Noem abruptly left the House Committee, citing a need to attend a council meeting to address reform of the Federal Emergency Management Agency (FEMA). Newsweek reached out to the White House via email for comment after the Department of Homeland Security (DHS) referred all queries to them.

Several names have been floated as replacements to the Homeland Security secretary amid questions about her future in the Trump administration.