Rittenhouse
He will be acquitted of most (if not all) charges.
The only crime that can be proved was underage possession of a firearm. That's a minor offense.
As for shooting 3 people, one of them - that moron Gaige Grosskreutz is lucky he's still breathing. When you point a gun at someone, they have the right to defend themselves with whatever means they have. And, Mr. Grosskreutz was illegally carrying a concealed handgun without a concealed carry permit. He will be reminded of his stupidity every time he tries to use his right arm.
A for the other 2 idiots, if someone hit me in the head with a skateboard (or any object capable of causing harm), or kicked me in the head, I'd have done the same thing.