Trump says he's not sure whether Congress needs to approve the Dept. of Defense rebrand

Is it your expectation that Congress will codify this name change in the law. >> I don't know, but we're going to find out. But I'm not sure they have to.Uh we're signing an executive order today. Uh but we're gonna find out. We're gonna see uh if they do.We're going with it. And we're going with it very strongly. ...