Washington ― Gary Peters, Michigan’s senior senator and a former congressman, said he won’t seek reelection next year and will retire from the U.S. Senate when his second term ends in January 2027.

Democratic Sen. Gary Peters won’t seek reelection in 2026, kicking off what could be a crowded primary to replace him in the battleground state of Michigan. Peters, 66, told The Detroit News that it is time for a “new chapter” that focuses on spending more time with his family.