Kevin Dietsch/Getty ImagesRepresentative Mike Gallagher (R-WI) announced Saturday that he will not run for reelection in 2024. Gallagher gained attention earlier this week when he voted to oppose the removal of Homeland Security Secretary Alejandro Mayorkas. Gallagher had warned his colleagues during a closed door meeting that voting to oust Mayorkas would allow Republican secretaries to be more easily removed in the future. On Wednesday, GOP political operative Alex Bruesewitz, an ally of forme