- Isiah Vos, a convicted killer, faces new charges for a prison incident from March 2025.
- He’s accused of making a terrorism threat, rioting and assaulting an officer.
- The parole board hasn’t decided on Vos’ parole for murder.
SALT LAKE CITY — A day after telling the Utah Board of Pardons and Parole that he was never charged for an incident at the Utah State Prison last year that his brother was convicted of, the convicted killer is now facing charges for that incident.
Isiah Bo’Cage Vos, 39, was charged Wednesday in 3rd District Court with making a threat of terrorism, a second-degree felony. The charge comes with a habitual offender penalty enhancement if convicted. He was also charged with rioting and damaging a cell, third-degree felonies; assault on an officer, a class A misdemeanor; and interfering with an officer, a class B misdemeanor.
Vos was sentenced to prison a little over 20 years ago for shooting and killing Jeffrey L. Maestas, 21, in the driveway of a Salt Lake home in 2004. Vos was convicted of murder, a first-degree felony, and sentenced to a minimum of six years and up to life in prison with the possibility of parole…