Robert Salesses will serve as the acting secretary of defense until President Donald Trump's nominee, Pete Hegseth, gets confirmed by the Senate, which is expected to occur later this week.

Robert Salesses, a longtime assistant defense secretary, is now the acting defense secretary, Pentagon officials said. Salesses is the deputy assistant defense secretary for defense continuity and ...

Robert Salesses, deputy director of the Pentagon's Washington Headquarters Service, will fill in as acting secretary of defense, and three other career Defense Department civilians will be filling ...

He is expected to be sworn into office over the weekend, replacing acting Defense Secretary Robert Salesses.