They could build a multi floor tent city on Rezko’s lot next to the 0be house.
Berkeley or Oakland would be an appropriate place, but nearby Frisco with its currently underutilized Alcatraz would do. If any of the Gitmo detainees escaped, all those coded and uncoded pinkos would flock around them, easily leading the authorities to them through their raucous adulation. Of course, it would be hard for the authorities to do anything about recapturing them in a sanctuary city.