The Trump administration says it has deported 17 more “violent criminals” from the Tren de Aragua and MS-13 gangs to El Salvador, as it doubles down on a policy of removing people from the U.S. to third countries despite criticism over lack of transparency and human rights protections.

In a startling revelation, U.S. Immigration and Customs Enforcement (ICE) has admitted to a grave misstep: the deportation of Kilmar Armando Abrego Garcia, a 29-year-old man from Maryland with protected legal status,

The White House has invoked the Alien Enemies Act and alleged that those who were removed were linked to a gang, a claim their families strongly reject.

The Trump administration erroneously deported a man it alleges is a gang member in Maryland back to El Salvador as part of its March 15 deportation flights despite a judge's ruling prohibiting his removal,

Despite the mistake, officials said Kilmar Armando Abrego Garcia can't be brought back since he is no longer in U.S. custody.

NBC News Senior Homeland Security Correspondent Julia Ainsley explains how a man who is in the U.S. legally was deported to El Salvador. In court filings, the Trump administration says it was an "administrative error.