Paid for under the Trump administration's $200 million national and international ad campaign, the app allows users to let the government know they are leaving.

Some of these illegal immigrants who were convicted of more serious offenses face up to 20 years in federal prison.

Trump immigration policy poses a threat to some 1.8 million migrants, sparking legal, economic and humanitarian concerns.Here's what is at stake and who is affected.

But lawyers and immigrant advocates warned that the administration’s plan was on shaky legal ground and that some immigrants ...