Michigan Democrats have spent years building one of the party’s most successful statewide operations, but Abdul el Sayed’s rise in the Senate primary is testing whether the coalition that powered those victories can survive the party’s deepening ideological divisions.

Ahead of Tuesday’s primary to replace retiring Sen. Gary Peters (D-MI), the contest between el Sayed, a former public health official, and Rep. Haley Stevens (D-MI) has become the latest and most consequential battle over the Democratic Party’s direction.

Establishment Democrats point to Gov. Gretchen Whitmer’s (D-MI) two commanding victories and Sen. Elissa Slotkin’s (D-MI) narrow 2024 win as evidence that pragmatic candidates can prevail in a state President Donald Trump carried twice. Progressives counter that the party’s traditional approach has failed to deliver on economic and environmental priorities or prevent Trump from remaining competitive in Michigan. Now, el Sayed appears positioned to put both arguments to the test.

Despite being heavily outspent by outside groups supporting Stevens, el Sayed has surged in the closing weeks of the campaign. The RealClearPolitics polling average shows him leading Stevens 50.5% to 40.3%, with one recent survey giving him a 15-point advantage.