Markwayne Mullin, President Donald Trump’s pick to replace Kristi Noem as Homeland Security secretary, stressed Wednesday to his colleagues on the Senate Homeland Security Committee that he’ll be a different type of leader of the embattled department.

Sen. Markwayne Mullin is appearing before the Committee on Homeland Security after President Donald Trump nominated him to replace Kristi Noem​ as the Homeland Security Secretary.

Sen. Markwayne Mullin, President Donald Trump’s nominee to lead the Department of Homeland Security, faced fellow senators on Wednesday at a confirmation hearing.

Sen. Markwayne Mullin appeared before the Senate Homeland Security & Governmental Affairs Committee on Wednesday for a confirmation hearing to replace DHS Secretary Kristi Noem. CBS News congressional reporter Taurean Small has more.

Oklahoma Sen. Markwayne Mullin faces a Senate committee Wednesday for his confirmation as Department of Homeland Security secretary.

Sen. Rand Paul spars with Markwayne Mullin during a heated confirmation hearing as he aims to become the next Secretary of Homeland Security after Kristi Noem's departure.

Sen. Markwayne Mullin is testifying before the Senate Homeland Security & Governmental Affairs Committee as he vies to become the Department of Homeland Security secretary. Mullins' opening statements followed Sen.

The confirmation hearing for Donald Trump’s pick to replace Kristi Noem as the head of the Department of Homeland Security got off to a heated start when Sen. Rand Paul accused Sen. Markwayne Mullin of applauding his violent assault.