Trump is fixated on Ron DeSantis' disloyalty. Jeb Bush saw what it was like to be upstaged by a protégé.

Tech Insider : Politics
Trump Ron DeSantis Jeb Bush Marco Rubio

SOPA Images, Scott Eisen, CNBC / Getty image; Arif Qazi / Insider

Trump's political ascent was fueled by Southern Republicans. Now they're his main 2024 opponents.

Tech Insider : Politics
large cutout of donald trump looking over his shoulder, in front of Gov. Ron DeSantis, Gov. Greg Abbott, Sen. Tim Scott, Gov. Glenn Youngkin, Gov. Nikki Haley, with the white house overlaid on a red background

Getty; Marianne Ayala/Insider

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