Chicago, which Trump administration officials have warned would be Ground Zero for immigration enforcement actions, has been on edge over the initiation of deportation raids. Many of the regions’ estimated 400,000 undocumented people are believed to have stayed home to avoid possible interactions with federal law enforcement.

The Trump administration launched an immigration enforcement blitz in Chicago on Sunday that includes several federal agencies who have been granted additional authorities to arrest undocumented immigrants in the United States,

The top Trump appointee in the Justice Department is currently in Chicago to "personally observe DHS immigration enforcement operations," a DOJ spokesperson told ABC News.

Acting Deputy Attorney General Emil Bove visited Chicago on Sunday to witness the start of ramped-up immigration enforcementin the nation's third-largest city promised by the Trump administration, though few details of the operation were made public.

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.

Multiple reports say a top Department of Justice official is in Chicago Sunday morning to "personally observe" immigration enforcement actions.