 Let's get more now into the junior Ohio Senator J.D. Vance. 39 years old, quickly a rising star in the Republican Party. Still many in this country may not know much about him, and some people have heard very little about him. ABC News campaign reporter Lely Ibse is covering the campaign, and Lely is with me now. Lely, tell me how today went, how President Trump, former President Trump, got to making this choice that came down today.