Defense Secretary Chuck HagelChuck HagelWho will temper Trump after he takes office? Hagel: I’m ‘encouraged’ by Trump’s Russia outreach Want to 'drain the swamp'? Implement regular order MORE officially announced on Friday that the president had nominated Robert Work as deputy secretary of Defense.
"I have high expectations for all these leaders. [The Department of Defense] and our country will rely on them, and they'll rely on their integrity and their leadership," Hagel said.