The New York Times, 7/10/12
J
ust weeks after the Supreme Court largely reaffirmed the Obama administration’s immigration enforcement powers in its legal battle with Arizona, federal officials are facing a new, politically tricky clash with local authorities over immigration, this time in Chicago.
At a news conference on Tuesday, Mayor Rahm Emanuel said he would propose an ordinance that would bar police officers from turning over illegal immigrants to federal agents if the immigrants do not have serious criminal convictions or outstanding criminal warrants.

