text:  is only adding to the real sense of confidence amongst the Republicans meeting at their convention. More united than ever, they're buoyed by Donald Trump's survival of an assassination attempt and also by his choice of running mate, Ohio's young senator, J.D. Vance. Our North America correspondent, Nomia Iqbal, was watching his speech from the convention floor in Milwaukee. My name is J.D. Vance from the great state of Ohio.