Fact check: Is Tren de Aragua invading the US, as Trump says?

Salvadoran police officers escort alleged members of the Venezuelan gang Tren de Aragua recently deported by the US to be imprisoned in the Terrorism Confinement Centre, as part of an agreement with the Salvadoran government, in Tecoluca, El Salvador [File: Press Secretary of the Salvadoran Presidency/Reuters]

As justification for deporting some immigrants in the country without due process, President Donald Trump said the United States is under invasion.

“Evidence irrefutably demonstrates that [Tren de Aragua] has invaded the United States,” a March 15 White House proclamation said. Tren de Aragua is a Venezuela-based gang with some US presence.