PoliticsUnited States of AmericaWho is Trump's running mate JD Vance?02:40This browser does not support the video element.PoliticsUnited States of AmericaCynthia Cave07/16/2024July 16, 2024Donald Trump's running mate JD Vance has been in Congress for less than two years. The 39-year-old Ohio senator was once a vocal critic of the former US president, but he's now a loyal ally. What does he stand for, and why did Trump pick him?Copy linkAdvertisement