Surveillance video from inside a Massachusetts prison shows a brutal attack by inmates on correction officers.

Massachusetts correction officers stabbed by inmates at Souza Baranowski after dozens of ‘homemade sharpened weapons’ were ...

The five officers at the Souza-Baranowski Correctional Center in Lancaster were taken to hospitals after the confrontation ...

"The video shocks the conscience," the union's executive board said in a statement. "Suffice it to say the Executive Board of ...

New video released on Friday shows a violent attack on corrections officers carried out by inmates at the Souza Baranowski ...

Four of the Massachusetts five prison guards hurt Wednesday night at Souza-Baranowski Correctional Center have been released ...

Two Massachusetts correctional officers have been stabbed by inmates inside a prison in Shirley in an attack described by a ...

Dennis Martin, president of the Massachusetts Correction Officers Federated Union, said one of the guards suffered 12 stab wounds and is "lucky" to be alive.

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

New surveillance video shows the moment a pair of inmates attacked correction officers at Souza-Baranowski Correctional ...

Tensions are high inside and outside the Souza Baranowski Correctional Center after two correction officers were stabbed.

Five correction officers were injured during an incident at maximum-security Souza-Baranowski Correctional Center on ...