WASHINGTON, March 8 -- The U.S. Department of Homeland Security's Immigration and Customs Enforcement issued the following news release: CHICAGO -- U.S. Immigration and Customs Enforcement's (ICE) Enforcement and Removal Operations (ERO) Chicago arrested 28 noncitizens with sex offense convictions during a nationwide law enforcement effort that netted 275 noncitizen sex offenders. The operation ran from Feb. 5 to Feb. 16. "These noncitizens continued to pose a threat to our most vulnerable pop  more