It’s unknown how many were arrested in L.A., but nationwide, ICE has arrested over 2,300 people since Thursday.

The sheer number of federal agencies involved showed President Donald Trump’s willingness to use federal law enforcement beyond the Department of Homeland Security to carry out his long-promised

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

Derek Maltz, a veteran of the Drug Enforcement Administration, is expected to help lead Trump's effort to fight fentanyl traffickers with terror laws.

The Trump administration launched an immigration enforcement blitz nationwide Sunday that included multiple federal agencies and resulted in the arrest of nearly 1,000 people, according to Immigration and Customs Enforcement.

With two top Trump administration officials in Chicago, federal law enforcement began a “targeted” immigration blitz Sunday, according to a spokesman for U.S. Immigration and Customs Enforcement. The agency did not say how many arrests have taken place so far.

GRAND RAPIDS, Mich. (WOOD) — A Kalamazoo man has been sentenced to more than 27 years in prison for drug charges. Andrew Birge, the acting U.S. Attorney for the Western District of Michigan, announced that Michael Warren Smith Jr. had been sentenced to 327 months in prison for possessing and intending to sell methamphetamines, fentanyl and cocaine.

The Los Angeles-based Drug Enforcement Administration headquarters said it’s cooperating with federal law enforcement entities on immigration enforcement efforts.

Acting Deputy Attorney General Emil Bove, appointed by President Donald Trump, will oversee the efforts of the FBI, DEA, ATF, U.S. Marshall Service, and federal prosecutors.

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.

James Darrell Hickox was sentenced to 17 years and 6 months in prison for multiple federal offenses, according to the State Attorney’s Office.