Arkansas Inmate Found Dead in Maximum-Security PrisonMon, October 29, 2018 by GregSHARE NOW HomeLocal NewsArkansas Inmate Found Dead in Maximum-Security PrisonThe Arkansas Department of Correction says an inmate has died after being found unresponsive in his cell.Spokesman Solomon Graves says 54-year-old inmate Dan Shelton was pronounced dead at 2:16 a.m. Thursday at the maximum-security prison in Tucker.Prison staff discovered Shelton unresponsive at 1:57 a.m. and provided emergency medical treatment before transferring him to the infirmary, where he was pronounced dead.A suspected cause of death has not been released. Arkansas State Police and the Department of Correction are both investigating the death.Shelton was serving a 40-year sentence from Jefferson County for kidnapping, burglary and other charges. He is the second inmate to die at the prison in Tucker this week.Officials say 49-year-old David Mulkey was found unresponsive in his cell Sunday and later pronounced dead.