Immigration and Customs Enforcement (ICE) agents take a suspect into custody in Chula Vista, Calif., on Friday, March 30, 2012, as part of a nationwide immigration sweep. (AP Photo/Gregory Bull)

Photo by: Gregory Bull

Immigration and Customs Enforcement (ICE) agents take a suspect into custody in Chula Vista, Calif., on Friday, March 30, 2012, as part of a nationwide immigration sweep. (AP Photo/Gregory Bull)