It was dark. The event occurred at a bit before 10 p.m.
Here is a video. It does not show much, but shows the person who was shot talking to the camera before the shooting.
Look up 'unbiased' in the dictionary and you'll find Gannett's picture.
You also note that the letters UN are redacted.
Here is another image of the defense depiction of the angle of the rifle as held by Foster in the trial of Sgt. Daniel Perry.