Chicago-area mayor says federal agents tear-gassed him at a protest outside an ICE facility

A Democratic mayor running for Congress in Illinois was tear-gassed Friday morning during a small protest outside an Immigration and Customs Enforcement facility in suburban Chicago, he said.

​ A Democratic mayor running for Congress in Illinois was tear-gassed Friday morning during a small protest outside an Immigration and Customs Enforcement facility in suburban Chicago, he said. Read More Breaking News, Latest News and Videos | CNN