Murfreesboro Police have arrested a 20-year old South Rutherford Boulevard man on possession of drug charges. Police say they found a little over 12-grams of marijuana in the possession of Rikki B. Wilson. Wilson told the police that he bought the marijuana for $175-per ounce and sold the drugs for $20 to $25 per gram. Police also recovered a digital scale and a bong that were in the apartment and charged Wilson with felony possession of drug paraphernalia. Wilson will face the courts on June 14th.