I don’t see the relevance in the question, the US does not have open borders. And if you’re suggesting AI is somehow magically able to detect citizen from non-citizen then your understanding of AI is woeful.
If it wasn’t for the space before the question mark, I’d have assumed you were a bot.
I am not. But irrelevant.
Who said anything about open borders? You are imagining fake things in your head and getting offended over them.
It's trivially easy to find our criminals. After all, we made one our president.