Robert Allen Hall was charged Oct. 18 after allegedly attacking his inmate Oct. 6 with a homemade shank and pieces of asphalt he collected and put in a bag. That man died in the hospital Oct. 11.
According to a Monday release from the Muskegon County Prosector’s Office, Hall bludgeoned and stabbed the other inmate while he slept.
Allen was currently serving a jail sentence for a 2009 second-degree murder conviction. He also has a lengthy criminal history including sexual assault, armed robbery and felony firearm possession that dates back to 1983.