Immigration enforcement tensions rose across the Chicago area over the weekend.

A Department of Homeland Security spokesperson said agents were shot at on Saturday during an operation near 26th Street and Kedzie Avenue in the Little Village neighborhood.

On Monday, DHS told NBC Chicago they arrested an undocumented man from Mexico in relation to the shooting. Authorities said he has a prior conviction for unlawful use of a weapon, although they hadn't released his identity as of Monday evening.

Meanwhile, video taken by a local pastor and other bystanders show flash bangs, chemical plumes and agents walking around with weapons in Little Village. DHS said protesters blocked their vehicles in.

Border Patrol Commander Gregory Bovino was also seen in the videos with a tear gas cannister

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