text:  ultimate decision was that J.D. Vance is the one who can do that. Vance will take him deeper into the states where he needs to win in the Midwest and appeal directly to the working class, blue-collar voters he needs to capture these battlegrounds. Explain exactly why he thinks J.D. Vance helps him win those three or so key states. What is it about Vance's story that maps onto that strategy?