Broadview, Illinois — Border Patrol Chief of Patrol Gregory Bovino, the architect of the Department of Homeland Security's "Operation Midway Blitz," defended the sweeping campaign to arrest undocumented migrants and quell demonstrations in the Chicago area, calling federal agents' use of force "exemplary."

"The use of force that I've seen has been exemplary — the least amount of force necessary to accomplish the mission," Bovino told CBS News.

The Border Patrol Chief of Patrol defended forceful tactics used by federal agents during the Chicago immigration crackdown, even as new videos and court filings raise questions about whether agents and even Bovino himself violated a judge's order barring tear gas and pepper balls at protests.

Asked whether agents had defied that order, B

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