In the late 1980s, he cut a prison guard's throat and assaulted another, and was convicted for both and sentenced to two additional terms of nine years to life. He's been housed at Pelican Bay State Prison, California, since 1989, and  was in indefinite solitary confinement in the Secure Housing Unit.
In the late 1980s, he committed a prison guard's throat slashing and assault, resulting in convictions for both offenses and sentences of two additional terms of nine years to life. He has been housed at Pelican Bay State Prison, California, since 1989, and was placed in indefinite solitary confinement within the Secure Housing Unit.