Incumbent defeats stories

Sep 10, 2026

Dan McKee becomes first sitting governor to lose primary since 2018

Rhode Island Governor Dan McKee was defeated in the Democratic primary by former CVS executive Helena Foulkes, making him the first sitting U.S. governor to lose a primary contest in nearly a decade.

Sep 10, 202610 sources

Aug 10, 2026

Luke Bronin defeats Rep. John Larson in Connecticut Democratic primary

Former Hartford Mayor Luke Bronin defeated 28-year incumbent Rep. John Larson in Connecticut's Democratic primary, becoming the fourth challenger this year to defeat a significant Democratic incumbent.

Aug 10, 20263 sources