Live updates: Mullin, Paul tussle at start of DHS questioning; Kent resignation hangs over Gabbard hearing

Sen. Markwayne Mullin (R-Okla.) finds himself Wednesday morning on the opposite side of a Senate hearing as he lays out for lawmakers why he is best suited to become the Trump administration’s next secretary of the Department of Homeland Security (DHS). A day after her counterterrorism director resigned in protest of the war in Iran,…