Bingo, exactly.
Also, why the stop and was it video recorded, or should it have been?
Was 2:00am normal for this kids routine, or had he just left a new or relatively unfamiliar environment where he may have voluntarily or involuntarily taken mind altering substances?
What evidence is there that could account for causing a reportedly mild-mannered kid to physically and violently resist authority?.
Other than self-defense, of course.
What evidence is there that could account for causing a reportedly mild-mannered kid to physically and violently resist authority?."
You answered your own question.
Scouts Out! Cavalry Ho!