WASHINGTON — Pete Hegseth barely squeaked through a grueling Senate confirmation process to become secretary of defense earlier this year, facing lawmakers wary of the Fox News Channel host and skeptical of his capacity, temperament and fitness for the job.

Just three months later, he quickly became embroiled in Signalgate as he and other top U.S. officials used the popular Signal messaging application to discuss pending military strikes in Yemen . A Pentagon inspector general's report delivered to lawmakers Wednesday found his actions posed a risk to personnel and mission.

And now, in what may be his most career-defining moment yet, Hegseth is confronting questions about the use of military force and demands he release the videotapes after a special operations team reporte

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