The mid-term elections are just over 100 days away, and coalitions and advocacy groups have already taken their cue from candidates and lawmakers – they're taking their issues out on the campaign trail and into states and congressional districts around the country.

Their goal is to reward lawmakers who supported their respective legislative priorities by helping them get re-elected, or punishing them for crossing them by electing their opponents. It's a high-stakes game, and as many as 35 Congressional seats ...