Mullin’s overseas 'special assignments' cited as DHS nomination draws scrutiny
Sen. Markwayne Mullin, President Trump’s pick to head the Department of Homeland Security, has highlighted overseas “special assignments” and Afghanistan experiences to justify his qualifications, but offered few concrete details ahead of his confirmation hearing; his spokeswoman says he was doing mission work and joining congressional trips, leaving lawmakers to scrutinize his national-security credentials and overseas background.