Minnesota Correctional Facility - Stillwater, the state's largest prison, is on temporary lockdown after several staff members were possibly exposed to synthetic drugs on Thursday.

Nine workers at a Minnesota prison fell ill and were hospitalized after being exposed to unknown synthetic substances possessed by men who are incarcerated.

Nine staff members at the Minnesota Correctional Facility in Stillwater were treated at a hospital and released Thursday after being exposed to a synthetic drug, according to the state Department of Corrections.

A spokesperson says two correctional officers were stabbed by inmates and three others were injured at a Massachusetts maximum security prison

Inmates at Souza-Baranowski Correctional Center attacked and stabbed two corrections officers multiple times Wednesday afternoon.

Two officers were stabbed by inmates, the Department of Correction said, and three more were injured Wednesday evening. The post Five correction officers injured at maximum-security prison in Mass. appeared first on Boston.