Agitators also hurled a paint can and bricks at the agency’s vehicles during an immigration enforcement operation.

No Border Patrol agents were injured in the incident on Saturday as an immigration enforcement campaign continues in the city.

The incident involving Border Patrol Commander Greg Bovino, has been a key part of the court proceedings challenging immigration tactics in Chicago.

Gunman allegedly opens fire on Border Patrol agents during Chicago immigration raid, escapes in black Jeep as federal manhunt continues in Little Village.

A Customs and Border Patrol agent appeared to brag to fellow agents about his marksmanship when he shot a woman five times after their cars collidedin Chicago last month, text massages shown in court revealed.

Border Patrol Commander Gregory Bovino will be in court on Wednesday to face questions about federal agents' use of force.

A Chicago mother tells NBC News she and her 2-year-old were hit with a chemical agent. Many residents say the city wasn’t a “war zone”— until immigration agents swept through.