GOP Rep Kevin Hern Steps Down to Run for Senate Against Markwayne Mullin

Republican Representative Kevin Hern has announced his resignation from the House to launch a Senate campaign against President Trump's appointee, Markwayne Mullin. This development follows the administration's decision to tap Mullin to head the Department of Homeland Security, creating an immediate primary challenge for the incumbent. The race highlights the internal dynamics of the GOP as the party consolidates around executive appointments for key national security roles.