He was chased at least twice. Once on the parking lot where hole in the head guy died.
Then after checking on the guy, he called -maybe 911—and then dudes started coming up and making comments and he took off with skate board guy and sneaky felon bicep gone guy hot on his trail.
A previous post mentioned this youth's presence of mind. It is notable. He is a special sort, cool under fire; a good recruit for special ops. His one mistake was operating alone. Learn from your mistakes.