His lack of readiness is plainly evident in the continuing Signalgate scandal. Is there a better example of the Peter Principle — the theory that, sooner or later, most employees get promoted above their level of competence — than Defense Secretary Pete Hegseth?

"Pete Hegseth is doing an even worse job in one of the most important positions in government than even I thought he would—and that is really saying something," says Chris Hayes amid the Pentagon chief's fresh scandal.