Massachusetts Democrats will decide the latest head-to-head matchup between the party's moderate and progressive wings. This time, top progressives are backing the incumbent.
The 2026 midterms have brought a number of generational challenges like the one Moulton is waging against Markey, with younger Democrats taking on — and in some cases unseating — longtime incumbents.
Senator Ed Markey of Massachusetts has emerged as a vocal defender of transgender rights as he tries to fend off a primary challenge from Representative Seth Moulton.