Iowa’s midterms hinge on open seats, crowded primaries, and big-money battles

Iowa is a pivotal midterm battleground as Republicans fight to hold a slim House majority, defend an open Senate seat with a massive outside-spending push, and navigate a crowded governor’s primary, while Democrats back Rob Sand’s unopposed bid and target multiple congressional races— including Nunn’s in the 3rd—amid national attention on whether the state remains competitive.