Actually, that might potentially be an excellent opportunity for an almost-classic Special Forces mission.
SF could go train the ‘vigilantes’ and then train the Federales on how to work with them in a mutually-beneficial manner.
It’s in our interest to help out because what happens in Mexico never seems to stay in Mexico. Even if we locked down the border this afternoon, it’s still in our interest to have as much stability and peace as possible next door.
Actually it’s in our best interest to have as many dead cartel members and corrupt politicians as possible. Hopefully that would spillover into similar results here.