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.

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

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 ...

Normally the names of senior staff at the Pentagon don't make the news, but the precarious position of Defense Secretary Pete Hegseth means that every move is drawing scrutiny. NPR reported this ...

Last month, after news broke that Secretary of Defense Pete Hegseth was using Signal ... filled the crucial senior military assistant role on an acting basis, current and former officials said.