Whats next for the new Arizona Immigration Law?

Over the weekend, thousands of demonstrators gathered to voice their discontent with Arizonas new Illegal Immigration Law. where will the showdown take place? Arizona vows to enforce the new law by arresting illegal immigrants in its state and the Feds are possibly going to deny accepting the illegals for deportation. so, what will Arizona do with the large number of arrested illegal immigrants? food and housing is not cheap and could bankrupct Arizona. are you and i witnessing history in the making, concerning civil rights in America? stay tuned.