Video of the violent assault has been seen millions of times.

Former Warren police officer Matthew Rodriguez was sentenced to one year and a day for attacking a teen inmate last year.

The U.S. Department of Justice said the teen was not physically resisting Rodriguez and posed no immediate threat to anyone during the assault.

A former jail police officer for the city of Warren was set to be arraigned Monday in federal court after authorities say he used “unreasonable and excessive force” against a 19-year-old man who was getting booked.

A former jail police officer for the city of Warren is now facing federal charges after using “unreasonable and excessive force” against a 19-year-old who was getting booked.

Macomb County officials announced charges against a Warren police officer for using excessive force at the jail.