CHICAGO — Top Trump administration officials, including “border czar” Tom Homan and the acting deputy attorney general, visited Chicago on Sunday to witness the start of ramped-up immigration enforcement in the nation’s third-largest city as federal agencies touted arrests around the country.

A spokesperson for Immigration and Customs Enforcement said a range of federal agencies conducted "enhanced targeted operations" in Chicago on Sunday "to enforce U.S. immigration law and preserve public safety.

CHICAGO (WLS) -- U.S. Immigration and Customs Enforcement agents were spotted on the ground in the Chicago area as the agency said "targeted operations" are underway Sunday. New video shows ICE and other federal agents knocking on doors and making arrests in the city.

Targeted immigration enforcement operations by multiple agencies were launched in Chicago Sunday, with top Trump administration officials in the city to oversee the operation.Multiple sources told CBS News Chicago that those held by ICE Sunday have active warrants.

U.S. Immigration and Customs Enforcement said more than 950 people were arrested in operations nationwide, just Sunday. ICE confirms that they have begun what they are calling targeted operations in Chicago. The sweeping effort felt in the city and the suburbs. Immigration and Custom Enforcement says 956 arrests were made nationwide.

Border czar Tom Homan told NBC News that several people with criminal convictions were apprehended in Chicago.

A top Department of Justice official and President Trump’s “border czar” were in Chicago overseeing “immigration enforcement efforts,” according to officials. “The DEA, along with our

Top Trump administration officials, including “border czar” Tom Homan and the acting deputy attorney general, visited Chicago on Sunday to witness the start of ramped-up immigration enforcement.