Stevens becomes the third major Democrat to announce candidacy, criticizing Trump's economic policies while touting her record of fighting for Michigan workers and families.

A competitive primary is shaping up to be a revealing microcosm of the party’s internal debates after big losses in 2024.

Mich., launched her campaign for the Senate on Tuesday, joining a Democratic primary that is shaping up to be one of the most competitive in the country next year — in a tightly divided state also set to be a competitive Senate battleground in the midterm elections.