 Correspondent Perry Russom says Monday night saw a rousing reception for Donald Trump and his VP pick, Ohio Senator J.D. Vance. A former Marine who served in Iraq, Vance rose to prominence after writing Hillbilly Elegy, a memoir about his life growing up in poverty. Republicans are betting Vance, a Yale law grad and former venture capitalist, can appeal to blue-collar Americans in the Rust Belt. Democrats quick to slam Vance. He's a clone of Trump on the issues.