The U.S. southern border has seen a sharp drop in migrant encounters entering between ports of entry at the southern border, according to a CBP source.

President Donald Trump has promised swift action on immigration, asylum and border security as he takes office today.

In an effort to secure the Southern Border, President Donald Trump's administration has made significant changes to immigration policy during his first week in office.

The app has come under scrutiny in the past from Republicans, with some stating it has been used to hide illegal immigration.

Migrants who waited months to cross the U.S. border with Mexico learned their CBP One appointments had been canceled moments after Donald Trump was sworn in as president.

The CBP One entry programme, instituted by President Joe Biden, had allowed thousands of migrants to schedule appointments at entry points across the US-Mexico border.

President Donald Trump began his term by taking a series of sweeping immigration executive actions Monday that included declaring a national emergency at the US southern border, immediately ending use of a border app called CBP One that had allowed migrants to legally enter the United States,

YEAH, IT’S CALLED CBP ONE WESH TWO PAOLA TRISTAN ARUDA ... THE DECISION WAS PART OF TRUMP’S PLAN TO CRACK DOWN ON ILLEGAL IMMIGRATION. ON MONDAY, HE DECLARED AN EMERGENCY AT THE SOUTHERN ...

Trump signing the order on Day 1 is "testing the outer limits of executive branch power in the immigration sphere," Erin Corcoran, executive director of Notre Dame University’s Kroc Institute for International Peace Studies, said.

The Trump administration cancelled a program aimed at easing the process of applying for asylum, leaving thousands of asylum-seekers disappointed and unsure of what to do next.

Hours after the Pentagon announced that it would send 1,500 active duty troops to the U.S.-Mexico, reports surfaced that the number was actually 10,000.