“AFSCME knew they would not be facing a negotiator they helped elect, so their strategy was two-fold. The first tactic was to try to bargain with someone else, but efforts to remove Rauner from the negotiating table in the General Assembly fell short on multiple occasions. The other option? Stall. AFSCME knew it could tie up any attempts at reform in court. Meanwhile, they could fund efforts to elect a new governor willing to play ball.”