They’re all going on about her causing a national conversation (anyone remember her?) and her being a cause celebre (who?), but, here’s the facts: she was driving without a license, a violation of the law. She lied to law enforcement, a felony. She’s unlawfully present in the United States.
The weird part here is about the whole “separating families” thing. Her mother, who brought her illegally, moved back to Mexico.