(KUTV) -- New charges were filed Thursday against Austin Jeffrey Boutain, who is the man accused of an attempted carjacking and shooting death of 23-year-old University of Utah student ChenWei Gou.
According to charging documents, Boutain, 24, is facing aggravated assault by a prisoner, a second-degree felony; and possession of a prohibited item in a correctional facility, a second-degree felony.
The probable cause statement reports that Boutain attacked an inmate in the Salt Lake County jail with a sharp weapon he had fashioned from nail clippers.
Boutain struck the inmate several times with the jail-made weapon causing multiple lacerations to the head and the back of the victim, documents stated.
Boutain has been incarcerated in state's custody since his arrest Oct. 31, 2017. He is charged with aggravated murder, a first-degree felony, in Gou's death, and attempted aggravated murder, a first-degree felony, for allegedly shooting at another university student.
Boutain is also a person of interest in a shooting investigation in Golden, Colorado.