More than 600,000 immigrant children have crossed the U.S.-Mexico border without a parent or legal guardian since 2019, according to government data.

The leadership change comes as the president aims to make good on a promise of mass deportations and arrests of undocumented immigrants across the United States.

Caleb Vitello was removed from his post amid frustration in the Trump administration that deportations haven’t accelerated faster.

The Trump administration is directing immigration agents to track down hundreds of thousands of migrant children who entered the United States without their parents, expanding the president's mass deportation effort,

The administration has ousted the head of the government’s deportation force, according to a new report that said President Trump was upset with the slow pace of deportations.

Caleb Vitello, the acting director of U.S. Immigration and Customs Enforcement was reassigned.