Graham Dyer was left brain dead by a 2013 late-night incident in which he was high on LSD and banged his head against the ground. Mesquite police arrested him and tased him several times. He later died from his injuries. (Photo: Facebook)

Graphic Video Shows Police Tase Restrained Teen To Death

For more than two years, the Mesquite police department kept the video of the incident secret, now that legal action has compelled them to release it, it is apparent why.