This article includes descriptions of extreme violence. Video showing the beating of Robert Brooks, an inmate at Marcy Correctional Facility near Utica who died following an assault by corrections officers,

Newly obtained court documents describe the alleged assault of 43-year-old Robert Brooks of Rochester, who died Dec. 10, a day after the incident took place.

Newly released body-camera footage shows that a man fatally beaten in a New York prison this month was repeatedly pummeled by correctional officers while in handcuffs.

The New York Attorney General’s Office released videos from inside the Marcy Correctional Facility that show an inmate being beaten by staff while restrained. He later died.

New York Attorney General Letitia James on Friday released what she described as “shocking and disturbing” footage from body-worn cameras of correctional officers showing the fatal beating of an inmate at the Marcy Correctional Facility in upstate New York.

The New York Attorney General has released disturbing footage of correction officers brutally assaulting prisoner Robert Brooks, who did not survive the attack.

New York Attorney General Letitia James is scheduled to speak at 12 P.M. ET following the fatal beating of an inmate at a prison outside Syracuse.