 Vance had been widely touted as the most likely choice. A conservative and former United States Marine, Vance shot to fame after publication of his book, Hillbilly Elegy, 2016. He was elected to the U.S. Senate in 2022. Bob Agnew at the Republican National Convention in Milwaukee. President Biden, interviewed by NBC News, admits he made a mistake when he said it was, quote, time to put Trump in a bullseye.