 Vance, a former venture capitalist and the author of the best-selling memoir, Hillbilly Elegy, before running for elective office. Trump saying that Vance has championed the hard-working men and women of our country as we now await an appearance from J.D. Vance here in Milwaukee and the first from former President Trump days after surviving an assassination attempt in Pennsylvania. At the RNC in Milwaukee, Jeff Manasso, Fox News.