Fetterman appears at RNC in surprise video, deepening party rift

In a moment that blurs the boundaries of party loyalty, Pennsylvania's Democratic Senator John Fetterman appeared at the Republican midterm convention to introduce GOP colleague Dave McCormick, framing himself as a 'common-sense Democrat' standing beside a steel mill that has long symbolized his state's working-class soul. The appearance is less a singular act of defection than the latest step in a deliberate drift — one that began with a post-election visit to Mar-a-Lago and has continued through breaks with his party on Iran, spending, and now the national stage itself. Whether Fetterman is