DELANO – Officials at Kern Valley State Prison are investigating two separate incidents that occured last week as homicides during a two day period.
On Thursday, April 30, at approximately 1:30 p.m., correctional officers responded when inmates Matthew Thornton and Michael Arzaga began attacking inmate Robert Hargrave with an inmate-manufactured weapon on the Facility B recreational yard. The officers ordered them to stop and when the attackers did not comply, they used chemical agents to stop their assault.