Michael Brown was 18-he was an adult, not a minor, so his parents are not responsible for his actions. But they may be responsible for running their mouths to incite violence and other such things that could be grounds for a civil suit.
I don’t doubt that win or lose, Wilson will sue someone-as he should-his ability to pursue his chosen profession has pretty much been ruined...
He could show up as a cop in some other state, with perhaps some other name. But the bother factor....