As House Republicans struggle to provide evidence behind their efforts to impeach Department of Homeland Security Secretary Alejandro Mayorkis over US immigration policy, even some GOP leaders are criticizing the right-wing leaders’ efforts. Former US Representative Denver Riggleman (R-VA) on Wednesday shared his support via X/Twitter for Mayorkis’ letter to the House Homeland Security Committee making the case for why he should be able to keep his job as secretary. In his letter, Mayorkis emphasized, “Undoubtedly, we have policy disagreements on the historically divisive issue of immigration….