Officials said six inmates were involved in the assault. Five of them are confirmed members of the MS-13 gang, originally from El Salvador, who were in the U.S. illegally. All five had been convicted of violent crimes, including aggravated murder, first-degree murder, second-degree murder, and rape. The sixth inmate is a U.S. citizen and a confirmed member of the Sureño 13 gang, serving a sentence for second-degree murder.

https://www.foxnews.com/us/ms-13-gangbanger-illegal-aliens-accused-stabbing-3-corrections-officers-violent-virginia-prison-attack