Definitely enough information in that 39 second clip to deduce everything about the scenario.
Best not to pass judgement on this situation until you can/have walked a mile in their shoes.
This is tame compared to most of the things that occur in war. There is much ignorance in this thread.
A professional sniper is one of the most precise killing mechanisms. I'm sure these hits on "civilians" were authorized because these guys were just bored and wanted to have some fun.