With a House vote on the fiscal cliff looming, negotiations are entering a challenging phase of brinkmanship where each side must lose a few votes to get a deal that actually averts the fiscal cliff while also satisfying their own supporters. But the sides might be closer to a deal than it looks. The key for both Obama and Boehner to leave their legislative comfort zones to negotiate with the other side? At this moment, it looks harder for Boehner to do that than Obama. Boehner has Cantor and Ryan on board, but some 26 groups on the right are against Plan B.