(Richmond, IN)--A man arrested for dealing the drugs that caused the overdose death of a Cambridge City resident has been sentenced to 15 years.  Jamen Riggs died three years ago.  Investigators said that Kain Grose sold Riggs the drugs that killed him.  As part of a plea deal, Grose pled guilty to a drug-dealing charge in exchange for the causing death element being dropped.  Solomon Williams was also charged in the case.  Williams is due to go on trial in September.