So? They were part of the fraud and fake attack.
Put it on the literal fake hate crimes site
http://fakehatecrimes.org/
Not illegal to be part of a hoax. Illegal, though, to commit battery, or to conspire to commit the crime of filing a false police report. Fessing’ up gets them away free and clear, and their lawyer explaining that is probably why they did the sudden reverse from uncooperative witnesses to helpful witnesses.