The husband of former Homeland Security spokesperson Tricia McLaughlin is under investigation over a campaign ad that heavily featured Secretary Kristi Noem. Days before President Donald Trump’s decision to relieve her of her duties, Noem testified before Congress to discuss her department’s funding. During this hearing, multiple members of Congress grilled Noem on the $220 million that went to subcontractors to fund an ad campaign. The ads, starring Noem, largely focused on the department’s deportation efforts. Her alleged ties to the recipients of the contracts led to questions about potential conflicts of interest. In a letter published Tuesday, Senators Peter...