Changes to hiring and retention practices grew the department by 19,000 people in four years. But former officials warn ...

State troopers will be deputized and trained to help the Department of Homeland Security round up and detain illegal ...

House Homeland Security Committee Chairman Mark Green says the "national security blunders of the past four years" have "emboldened" terrorists and homegrown violent extremism.

Officials conducted exercises with Black Hawk and Chinook helicopters, and military trucks, highlighting tactical strength.