Why it matters: The largest number of single-day arrests announced by Immigration and Customs Enforcement since Trump took office last Monday and declared a national emergency on the U.S.-Mexico border is a clear sign that his administration is stepping up efforts crack down on undocumented immigrants.

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

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.

DALLAS — U.S. Immigration and Customs Enforcement (ICE) arrested 84 people across North Texas on Sunday during immigration enforcement operations, the agency confirmed.

The administration wants to increase the number of arrests from a few hundred per day to at least 1,200 to 1,500, increasing the chances that non-criminals will be detained.

Following the first wave of deportations under the Trump administration last week, newly-appointed border czar Tom Homan spoke to the administration's strategy, saying "if you're in the country illegally,