Im a Mexican we nomally go to US for tourist and shopping legally. Me and my familly will not visit Arizona in order to avoid any problems considering the SB1070 law. Past years we visit NY then Niagara falls (by the way, Canada side, Toronto and Quebec).In Arizona if we forgot our passport in the hotel or in the car, could have problems Do I need papers on Hotels Pool?.We dont ask for passport to US citizens in Can Cun beach or Los Cabos. To Mexico and US politicians. Better ADD not DIVIDE