Phoenix Police make arrests of people protesting the SB1070 law in front of the office of the Maricopa County Sheriff on Washigton Street in downtown Phoenix, Thursday, July 29, 2010. Federal Judge Susan Bolton struck down parts of the legislation yesterday. (AP Photo/The Arizona Republic, Rob Schumacher)

Photo by: Rob Schumacher

Phoenix Police make arrests of people protesting the SB1070 law in front of the office of the Maricopa County Sheriff on Washigton Street in downtown Phoenix, Thursday, July 29, 2010. Federal Judge Susan Bolton struck down parts of the legislation yesterday. (AP Photo/The Arizona Republic, Rob Schumacher)