The facts
Stevens, who lost the Democratic primary to Abdul El-Sayed, endorsed Republican Mike Rogers on 1 November. [1][2][3]
The endorsement came two days before the 3 November general election. [1][3]
Rogers and El-Sayed are contesting the seat of retiring Sen. Gary Peters; reports describe the race as potentially consequential to Senate control. [1][2][3]
Stevens said she could not support El-Sayed because of policy disagreements; the effect of her endorsement on votes is unknown. [1][2]
The Washington Post reported that Michigan Democratic Party chair Curtis Hertel said Stevens was no longer a member of the state party after the endorsement. This is distinct from her federal House membership and does not by itself establish action by the House Democratic Caucus. [4]
Axios reported that some House Democrats called for Stevens to be removed from the House Democratic Caucus, while others urged waiting until after the election or said her votes may be needed. No caucus decision had been reported in the opened article. [5]
Le Monde independently described the Michigan Senate contest as consequential to control of the chamber; the effect of the endorsement on turnout or votes remains unknown. [6]
Rogers’s campaign publicly welcomed the endorsement. The campaign statement confirms its response but is not independent evidence of the endorsement’s electoral effect. [7]
Still unconfirmed
- The effect of Stevens’s endorsement on voter choices and the election result is unknown.
- No House Democratic Caucus action had been reported; any future action remains unresolved.
Corrections & updates
Substantive update, 2 November: added the Michigan Democratic Party chair’s statement that Stevens is no longer a state-party member and separate reports of House Democratic Caucus expulsion calls. No House caucus decision or voter effect is established.
Sources
References support the numbered facts above. Source checks: 2 Nov 2026, 08:32 UTC.
AP, Roll Call, Le Monde, The Washington Post and Axios report the endorsement and its political fallout; Rogers’s campaign statement confirms it welcomed the endorsement. Stevens’s linked social-media video was not accessible to the newsroom. Michigan Democratic Party membership is distinguished from House caucus action; neither establishes a voter effect or result.
- Michigan Democrat Haley Stevens backs Republican Mike Rogers for Senate
The Associated Press · Reporting · 1 Nov 2026
Opened AP report: Stevens, after losing the Democratic primary, endorsed Rogers two days before the election; race could affect Senate control.
- Haley Stevens endorses Mike Rogers in Michigan Senate race
Axios · Reporting · 1 Nov 2026
Opened report on Stevens’s endorsement and stated policy disagreement with El-Sayed.
- Haley Stevens endorses Republican Mike Rogers for Senate
Roll Call · Reporting · 1 Nov 2026
Opened congressional-election report: Rogers faces El-Sayed on Nov. 3 in the open Michigan Senate race.
- Michigan Democratic Party chair says Rep. Haley Stevens is no longer a party member
The Washington Post · Reporting · 1 Nov 2026
Opened report: state party chair Curtis Hertel said Stevens was no longer a Michigan Democratic Party member after endorsing Rogers. This is not a House Democratic Caucus decision.
- Haley Stevens faces push for removal from House Democratic caucus
Axios · Reporting · 2 Nov 2026
Opened report on calls by some House Democrats for caucus expulsion and other lawmakers’ calls to delay or retain her vote. It reports no caucus decision.
- US midterms: in Michigan, El-Sayed’s Democratic opponent backs Republican Senate candidate
Le Monde · Reporting · 2 Nov 2026
Opened independently reported account of the late endorsement and its potential relevance to Senate control; it does not establish an effect on voters.
- Rogers endorsed by Democratic Representative Haley Stevens
Mike Rogers for Senate · Primary source · 1 Nov 2026
Opened campaign release welcoming the endorsement. This is a campaign statement, not an independent assessment of electoral effect.