he says "...because it's evidentiary. There's chain of custody issues associate with that..."
At that point in the video...He was responding to a reporters question as to why it was taking so long to go through all the video's (civilian & LEO's).
For the “possible future prosecution” of a dead man?
And the man is “in custody” who is dead? Dead man has defense attorneys?
They aren’t releasing it because they don’t want to tell us the truth.