Very good, I liked the dramtic cut-off and silence at 3.59 (don't know whether it was intended)
Could be useful to the general population to show the sort thing that goes on or has gone on behind the scenes to protect them in case of incidents.
Things are nowhere as simple as they sometimes seem to be.
And the reverse, some thing are nowhere as complicated as (most of ) the conspiricy theorists seem to think they are.