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US Senate Confirms Markwayne Mullin as Homeland Security Chief, a Trump Ally

The Senate voted to install Markwayne Mullin as secretary of the Department of Homeland Security amid disruptions from a partial government shutdown and stepped-up immigration enforcement.

Published Mar 23, 2026, 9:36 PM EDT | WFMZZ

The US Senate on Monday confirmed Markwayne Mullin as the new head of the Department of Homeland Security. The agency is contending with the effects of a partial government shutdown while carrying out President Donald Trump's intensified immigration enforcement efforts. Mullin, a Trump ally, assumes leadership as DHS navigates those challenges.