Defense Secretary Pete Hegseth on Monday touched down in Texas en route to the U.S. border with Mexico, his first trip since taking office. Hegseth, who traveled with White House border czar Tom

Hegseth wrote, "Border Security is national security" before arriving in Texas Monday. Fort Bliss, one of the U.S. Army's installations in Texas, began providing support last week in response to the national emergency declared by Trump. Military aircrafts are now being used to conduct deportation flights to Latin America.

U.S. Defense Secretary Pete Hegseth's first trip since taking office will be to the United States' border with Mexico on Monday, in the latest sign that fortifying the border will be a priority for the Pentagon under President Donald Trump.