 NBC News Radio. I'm Michael Kastner. Donald Trump's chosen running mate accepted the vice presidential nomination on Wednesday at the Republican National Convention. Ohio Senator J.D. Vance used his speech to introduce his family and to make appeals to the working class. Former Trump advisor Peter Navarro is fresh out of prison and is throwing his support behind Trump. Navarro appeared on stage at the RNC in Milwaukee hours after his release and was greeted with a standing ovation. I got a very simple message for you.