Democrats hammered Homeland Security Secretary Markwayne Mullin Tuesday during a heated Senate hearing, calling his threats to pull officers from some airports in so-called sanctuary cities "insane" and accusing his department of recklessly spending billions of dollars.

Homeland Security Secretary Markwayne Mullin has a plan to punish cities that don’t enforce federal immigration policies

Watch live as Department of Homeland Security Secretary Markwayne Mullin holds a news conference in Dallas to address threats that ICE agents currently face.

United States Secretary of Homeland Security Markwayne Mullin holds a press conference in Dallas to honor several of the US Immigration and Customs Enforcement (ICE) officers who…

Homeland Security secretary warned proposal would cause travel chaos for Americans of all political persuasions

Watch live as DHS Secretary Markwayne Mullin appears before the Senate Appropriations Committee to defend and discuss the Department of Homeland Security's proposed Fiscal Year…

A heated exchange erupted in the Senate as DHS Secretary Markwayne Mullin and Senator Patty Murray clashed over stalled funding negotiations impacting ICE operations, including…

A tense exchange unfolded during a Senate Appropriations Committee hearing as DHS Secretary Markwayne Mullin responded directly to opening remarks from Sen. Chris Murphy (D-CT).…

Markwayne Mullin gave a stunning answer to Tuesday's sparring partner Sen. Chris Murphy after the Connecticut Democrat asked him to specifically commit that Homeland Security will…

Secretary of Homeland Security Markwayne Mullin sparred with Sen. Chris Murphy (D-CT) on the topic two different times during the hearing.

Tensions boiled over during a Senate Appropriations Committee hearing as DHS Secretary Markwayne Mullin and Sen. Chris Van Hollen (D-MD) clashed over the killings of Alex Pretti…

On Tuesday, Democrats expressed deep skepticism of his ability to change the department, specifically its approach to immigration enforcement and its commitment to the rule of law.

A tense exchange erupted during a Senate Appropriations Committee hearing as Sen. Chris Murphy (D-CT) pressed DHS Secretary Markwayne Mullin on whether the Department of Homeland…

Democrats hammered Homeland Security Secretary Markwayne Mullin Tuesday during a heated Senate hearing, calling his threats to pull officers from some airports in so-called…

A heated exchange erupted during a House Committee on Homeland Security hearing as Rep. Lou Correa (D-CA) pressed Homeland Security Secretary Markwayne Mullin about reports of…

Rep. Al Green (D-TX) and Homeland Security Secretary Markwayne Mullin engaged in a heated confrontation during a House Committee on Homeland Security hearing focused on department…

At Wednesday's House Homeland Security Committee hearing, Rep. Shri Thanedar (D-MI) battled DHS Secretary Markwayne Mullin.