Mr. Hegseth’s stumbles started soon after he was sworn in to lead the Pentagon on Jan. 25.

The Atlantic's editor Jeffrey Goldberg was included in a group chat about U.S. plans to conduct airstrikes on Yemen. Who is DoD Sec. Pete Hegseth?

Some Republican lawmakers have called for an investigation, but most have shied away from criticizing the Trump ...

The fifth-ranking House Democrat called Tuesday for Secretary of Defense Pete Hegseth to resign for sending sensitive ...

Sen. Tammy Duckworth (D-IL) joins Katy Tur to discuss whether or not she believes there will be an investigation into how a ...