Democratic Sen. Gary Peters won’t run for re-election in Michigan in 2026, creating a pivotal open Senate seat in one of the most tightly divided battleground states in the U.S.

Gary Peters of Michigan ... you do your whole life.” Peters’ unexpected exit adds pressure to Democrats, who are already facing a challenging 2026 Senate map. The party is defending ...

Michigan Democratic Senator Gary Peters will not seek re-election to a third term when his current one expires in January 2027, leaving open a senate seat in a state Donald Trump won.