[grania]

I suspect a fair amount of cooperation will be discretely going on anyway.

That's my suspicion. Local police, even private citizens, are going to ICE and telling them where the invaders are. It does seem that ISIS has been doing quite well finding them.

[Jeff Chandler]

Source: ICE is targeting ‘sanctuary cities’ with raids
http://www.freerepublic.com/focus/f-news/3537699/posts