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.

During the inauguration of Donald Trump as the 47th President of the United States, the CBP One mobile application, a tool used by thousands of migrants to schedule appointments at the border, ceased to be operational.

The CBP One app has been highly popular, functioning as an online lottery system that grants appointments to 1,450 people daily at eight border crossings. These individuals enter the U.S. under immigration "parole," a presidential authority that Joe Biden has exercised more frequently than any other president since its creation in 1952.

Promises of an immigration crackdown by President Donald Trump through his election campaign are now underway.

The CBP One app has been wildly popular. It is an online lottery system to give appointments to 1,450 people a day at eight border crossings.

Migrants waiting in Juarez are hesitant ahead of the inauguration of President-elect Donald Trump. They are waiting to learn how the asylum process will change.

The Homeland Security Department has scrapped a Biden policy that kept immigration authorities away from sensitive community places.

Trump administration officials minutes after the new president took office on Monday shut down a mobile app for migrants to make appointments at the U.S.-Mexico border. By shutting down the CBP

CBP One was used by the Biden administration to allow hundreds of thousands of migrants into the country to pursue asylum claims.

In a move fulfilling one of now-President Donald Trump’s campaign promises, the Trump administration shuttered the use of CBP One, a President Joe Biden-era app meant to help process migrants seeking to apply for asylum in the U.S.