Governor signs law limiting Illinois police on immigration

Illinois Gov. Bruce Rauner smiles while surrounded by law enforcement officials and immigrant rights activists in Chicago's Pilsen neighborhood Monday, Aug. 28, 2017, after signing legislation that will limit how local and state police can cooperate with federal immigration authorities. The narrow measure prohibits police from searching, arresting or detaining someone solely because of immigration status, or because of so-called federal immigration detainers. (Ashlee Rezin/Chicago Sun-Times via AP)

CHICAGO (AP) - Illinois will limit how local and state police can cooperate with federal immigration authorities under a plan signed into law Monday by Gov. Bruce Rauner, a move that puts the first-term Republican at odds with his party on immigration issues.

The narrow measure prohibits police from searching, arresting or detaining someone solely because of immigration status, or because of so-called federal immigration detainers. But local authorities will be able to communicate with immigration agents and hold someone for immigration authorities if there's a valid criminal warrant, according to the new law.

Rauner acknowledged at the signing - a heavily-attended, festive event in a predominantly Mexican neighborhood - that it was a tough proposal many didn't want him to support, but he said he was convinced after talking with law enforcement and immigrant leaders.

"This