Article continues below advertisementConservative commentator Candace Owens has responded to Donald Trump after he called her "really dumb" and "mentally ill" amid their nasty feud over the Iran war.Trump, 79, made the disparaging remarks in a Truth Social post on Friday, April 17, that also saw him slam other allies-turned-critics like Tucker Carlson and Megyn Kelly."Tucker is a Low IQ person - Always easy to beat, and highly overrated!!! So are Megyn Kelly, 'Candace' (Really Dumb and mentally ill!), and Bankrupt Alex Jones, who is completely 'fried,''' the president wrote.