President Trump has announced his pick to replace outgoing Homeland Security Secretary Kristi Noem with Oklahoma Senator Markwayne Mullin. Mullin, a former MMA fighter, is known as the “Trump whisperer” due to his frequent communication with the president. The new appointment signals that Trump plans to maintain his tough immigration stance.
Source: https://www.wsj.com/politics/policy/who-is-markwayne-mullin-trump-dhs-36b8e897