A report of suspicious activity at a gas station in LaPaz Monday night led to the arrest of a man on drug possession charges. Marshall County Sheriff’s Deputies responded to the Speedway on U.S. 6 at 7:18 p.m. and recovered what was believed to be heroin from Casey Heckathorn, 23. He was booked into the Marshall County Jail on two drug possession charges – one for heroin and one for a drug believed to be Adderall. The vehicle he was driving was impounded. Yesterday deputies obtained a search warrant and found items believed to be associated with the use of heroin along with marijuana and drug paraphernalia. Formal charges are pending.