U.S. Customs and Border Patrol Commander Gregory Bovino is expected to testify in Chicago federal court on Tuesday after U.S. District Judge Sara Ellis ordered him into her courtroom following several alleged violations of her temporary restraining order on use of force against people protesting federal immigration enforcement activity.

Attorneys said what happened in one incident in Little Village and another in Old Irving Park shows a pattern of force by federal agents that goes beyond what a court allowed during an enforcement operation.

The top U.S. Border Patrol commander spent an hour on the stand Tuesday, responding to U.S. District Judge Sara Ellis' concerns about how federal agents have handled themselves, people they’ve detained,

US Customs and Border Patrol Chief Gregory Bovino will appear in court Tuesday to answer a judge’s concerns about federal agents’ aggressive tactics after he was recorded throwing what appears to be a tear gas canister into a crowd.

Mr. Bovino, a Border Patrol leader, appeared to use tear gas during a confrontation with residents on Thursday. Plaintiffs in a suit over federal tactics say that violated a court order.

Confrontation erupted in Chicago on Wednesday as Border Patrol chief Gregory Bovino and federal agents descended on several neighborhoods. Police now say a driver tried to ram into an agent’s vehicle.