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Some Republicans, most of them from the establishment, are concerned that if King runs for the Senate he could hurt the GOP's chances of winning an open seat because of past controversial statements and positions. Longtime Sen. Tom HarkinThomas (Tom) Richard HarkinFCC needs to help services for the deaf catch up to videoconferencing tech Biden celebrates anniversary of Americans with Disabilities Act Ex-Rep. Abby Finkenauer running for Senate in Iowa MORE (D-Iowa) is retiring at the end of his term, and Rep. Bruce BraleyBruce Lowell BraleyFormer lawmakers sign brief countering Trump's claims of executive privilege in Jan. 6 investigation The Memo: Trump attacks on Harris risk backfiring 2020 caucuses pose biggest challenge yet for Iowa's top pollster MORE (D-Iowa) is the likely Democratic nominee.

King pushed back in the appearance against the GOP's recent rebranding efforts, arguing Republicans should continue to embrace the "full-spectrum of our conservatism" rather than soften their stances on issues like gay marriage or immigration.