ACLU : Police alerts the people of their rights when stopped by law enforcement . The travel alerts -- issued by ACLU affiliates from as far away as Alaska and New York -- inform people of their rights when stopped by law enforcement in Arizona , the ACLU said . Law says officers can ask the residency status of people being investigated for a crime . ACLU says it 's concerned that officers will enforce law before July 29 effective date . Poll / Opinion Research Corp. Poll : 60 percent of those surveyed favor Arizona law .
ACLU : Police alerts the people of their rights when stopped by law enforcement . Law says officers can ask the residency status of people being investigated for a crime . ACLU says it 's concerned that officers will enforce law before July 29 effective date . Poll / Opinion Research Corp. Poll : 60 percent of those surveyed favor Arizona law .