Democratic Sen. John Fetterman makes surprise video appearance at GOP midterm convention

US Senator John Fetterman, Democrat from Pennsylvania, is displayed on a screen as he delivers a video message during the Republican National Midterm Convention at the American Airlines Center in Dallas, Texas on Sept. 9, 2026.

Kent Nishimura | AFP | Getty Images

Democratic Sen. John Fetterman on Wednesday night made a surprise appearance at the , an astonishing move that is bound to invite even more scrutiny about his party loyalty.

"Yes, I'm a Democrat," Fetterman, the first-term senator from Pennsylvania, said in a video played on the nicknamed for its focus on President .

"Why am I here talking to you today? Because, well, I'm a common sense Democrat," Fetterman said in the video recorded outside U.S. Steel's Edgar Thomson plant in Braddock, Pennsylvania.

"I'm always going to stand with America. I'm always going to reject the extremes and socialism and that anti-American way of life," he said.

Fetterman's video introduced Pennsylvania's other U.S. senator, Republican Dave McCormick, by praising him as "the kind of senator that gets the job done, and he's going to fight for Pennsylvania. "

Fetterman also vowed to "work with President Trump to fight and defend the steel way of life right here in the Steel Valley. "

Since taking office in 2023, Fetterman has become a frequent critic of his own party and a regular guest on Fox News. At the same time, polls show his approval ratings among Democrats have plummeted while his standing in the GOP has grown.

While he has repeatedly denied that he plans to switch parties before he faces reelection in 2028, multiple news outlets have reported on his increasing estrangement from other Democrats and his growing closeness with Republicans such as McCormick.

Less than a week earlier, the as "lies, half-truths, innuendos, smears and anonymous. "