Rachel Maddow may just have done her most important show of all time. She's dropped a bombshell on J.D. Vance on the eve of the VP debate. And she's not the first to cover this story, as she herself points out, but it's huge! www.youtube.com/watch?v=VeVh...

Watch: Rachel Maddow lays out why you should care about JD Vance's real agenda

YouTube video by MSNBC