President Donald Trump, right, shakes the hand of Social Security Commissioner Frank Bisignano during an event in the Oval Office to mark the 90th anniversary of the Social Security Act, Thursday, Aug. 14, 2025, in Washington. (AP Photo/Alex Brandon)
Congressional Democrats are investigating whether Social Security Commissioner Frank Bisignano knew — and should have disclosed — that his company stood to benefit from a huge contract overseeing a debit card program.