United States Assistant Attorney General Thomas Perez, left, who heads up the civil rights division at the Department of Justice, is joined by Deputy Assistant Attorney General for Civil Rights, Roy ... more 
United States Assistant Attorney General Thomas Perez, left, who heads up the civil rights division at the Department of Justice, is joined by Deputy Assistant Attorney General for Civil Rights, Roy Austin, right, and Sergio Perez, attorney for the Civil Right Division at the Department of Justice, after Perez announces a federal civil lawsuit against Maricopa County Sheriff Joe Arpaio, his office, and the county, at the conclusion of a news conference Thursday, May 10, 2012, in Phoenix. After months of negotiations failed to yield an agreement to settle allegations that his department racially profiled Latinos in his trademark immigration patrols. (AP Photo/Ross D. Franklin) less 
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Associated Press | Photo By Ross D. Franklin
Thu, May 10, 2012 8:25 PM EDT