How about they don’t post the video until the dept. has a chance to prosecute their own. If anyone actually ever sees the cover-up, they sitll have the video.
Your assumptions that all cops are rotten is the kind of thinking that’s getting them ambushed.
Your suggestion that cops might not respond for certain citizens when their widdle feelings are hurt might be a reason that some are ambushed.
Sunlight is the best disinfectant to corruption. If this video wasn’t brought to light, you would see, at best, 10-12 months of “it’s an ongoing investigation” before quietly being ruled as “justified”. Only cockroaches fear the sight of the sun.