Immigration and Customs Enforcement had yet another busy day on Sunday, arresting nearly 1,000 people and lodging 554 detainers, as President Donald Trump attempts to secure the border.

The Trump administration has directed U.S. Immigration and Customs Enforcement officials to dramatically escalate the number of arrests they are making to 1,200 to 1,500 per day, up from hundreds. The Washington Post,

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.