Note that the accused TdA member claimed to be a college student in Venezuela. He was not enrolled in any US school.
Not saying he deserved to be deported to a third country, just that there's nothing publicly available that substantiates his side of the story. Part of not burying one's head in the sand is acknowledging when someone might not be the most reliable narrator.
Could you tell us your position on CECOT? Do you believe El Salvador has "made a case for it?"