they should have sat down and reasoned with him, try to draw out what injustice is bothering him, or if he had family that could have come to talk him down, used a therapy dog to calm him down, or played soothing music to give him a safe space to come down in...
or let him take a nap, yeah, that will work. that is what he needed, a dirt nap.
next
You should see some of the posts I'm seeing on social media saying the cops were too aggressive and they fired too many rounds. Oh my God! These people are crazy