Rep. John Larson speaks at his reelection campaign kickoff event at the International Association of Machinists Lodge in East Hartford on Sept. 12, 2025. Larson is facing a serious challenge for the ...

Rep. John Larson shakes hands with a supporter at an event to kick off his reelection campaign at the International Association of Machinists Lodge in East Hartford on Sept. 12, 2025. Credit: Dana ...

Congressman John B. Larson, a long-serving Democrat facing his first serious challenge for renomination, opened a new phase in his campaign Wednesday with an attack describing his best-financed rival, ...