Multiple immigration enforcement operations in Chicago and the suburbs last week and over the weekend are raising questions about if actions from federal Border Patrol and ICE agents are in violation of a recent judge's order and the agencies' own use of force policies.

"This is absurd. Something has to give," one witness told NBC Chicago, after an incident Saturday in Chicago's Irving Park neighborhood, where cell phone video captured a masked federal agent tossing tear gas into a crowd of people.

In a statement, Department of Homeland Security assistant secretary Tricia McLaughlin said border patrol agents during an operation in the area were "surrounded and boxed in by a group of agitators."

"Federal law enforcement issued multiple lawful commands and verbal warnings, all of wh

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