Several people summoned to an office in the South Loop neighborhood for what they thought were routine immigration check-ins were instead taken into custody Wednesday by what appeared to be U.S. Immigration and Customs Enforcement agents,

It was a chaotic scene in Chicago's South Loop on Wednesday, as U.S. Immigration and Customs Enforcement agents and other officers took several people into custody.

ICE detained several immigrants in Chicago’s South Loop on Wednesday and clashed with advocates protesting the arrests. WGN News cameras rolled as advocates gathered outside the BI Incorporated building Wednesday afternoon,