Manchin nevertheless cast a vote to pass the bill at the end of June and The Council for American Job Growth aired the advertisement less than two weeks later. "The group seems to be offering carrots to members of Congress who cast tough votes in support of their position," said Kyle Kondik, a political analyst at the University of Virginia Center for Politics. "It might just be positive reinforcement: Cast a vote that we like, and we'll run ads that will be helpful to you."