WASHINGTON (AP) — Maryland Sen. Chris Van Hollen is backing progressive Abdul El-Sayed in Michigan’s Democratic Senate primary, breaking with party leadership and intensifying a battle over the party’s direction in one of the most important Senate races of 2026.

Van Hollen’s endorsement, shared first with The Associated Press on the day early voting begins in Michigan, makes him the first senator to back El-Sayed since Sen. Bernie Sanders endorsed him shortly after he launched his campaign last year. It also comes on the heels of big wins for in New York U.S. House races on Tuesday.

The Associated Press