Green Haven Correctional Facility inmate charged with stabbing officer with pen, injuring sergeant

An inmate at Green Haven Correctional Facility is charged with stabbing an officer in the hand and injuring a sergeant.
The 38-year-old inmate allegedly used a pen in the Feb. 2 attack.
Both the officer and sergeant were treated by facility medical staff for their injuries and remained on duty.
The inmate, who is serving a 19-year-to-life prison sentence for murder, was placed in a special housing unit following a medical evaluation.