The youth-led group highlights Vance’s Big Oil ties and argues that Harris has an opportunity to win the youth vote through climate policy.By Keerti GopalActivists from the youth-led Sunrise Movement descended on Sen. J.D. Vance’s Washington office on Monday, occupying the hallway and chanting “Vance is a liar, our planet is on fire,” while holding signs that read “Billionaires Own Vance.”