Answer #1: Most likely a go pro camera which more and more people are using.
Answer#2: They're recording it because they can with their go pro camera.
Answer#3: No indication whatsoever that they know each other. If that's not the case, then it still doesn't excuse the bald headed psycho from brandishing and discharging a handgun and I hope he is arrested for that as well as being stupid.........
No indication whatsoever that they know each other.
They did.
See GrandJediMasterYoda's post and my pics: https://www.freerepublic.com/focus/f-chat/3856235/posts?page=68#68