President Trump has fired his homeland security secretary, Kristi Noem, and said Markwayne Mullin, a senator from Oklahoma, would replace her.

Noem was removed from her role as Department of Homeland Security secretary on Thursday, following mounting criticism.

In a one-minute video, Homeland Security Secretary Kristi Noem, decked out in Western riding gear and a cowboy hat, rides a horse through a pine forest near Mount Rushmore. She trumpets her department’s hard-line message: “You cross the border illegally,

CNN data analyst Harry Enten looks at the president's decision to fire DHS Secretary Kristi Noem, who was a "political nightmare for the president," according to polls.

Kristi Noem, who was removed from her position as secretary of the Department of Homeland Security (DHS) by President Trump on March 5, appeared two days later in her position of special envoy

Kristi Noem was ousted from her position as Secretary of the Department of Homeland Security amid rumors of an affair with Corey Lewandowski, an advisor.

Even though President Donald Trump’s administration scaled back the crackdown earlier, and the president fired Kristi Noem as homeland security secretary on Thursday, many are still feeling the

On the March 5 episode of Jimmy Kimmel Live!, the late-night audience could do nothing but laugh from second-hand embarrassment as Kimmel dropped the news of Kristi Noem's firing. Randy Holmes / Disney via Starting his monologue,