Gustavo Flores-Castaneda, 19, of Kennett Square was charged with Possession of Marijuana and Possession of Drug Paraphernalia following a traffic stop. Upon contact with Flores-Castaneda, Officers immediately detected an odor of fresh marijuana coming from the interior of the vehicle. Flores-Castaneda handed a glassine sandwich bag with a small amount of suspected marijuana over to the Officer.  Standard Field Sobriety Tests were administered with negative results for impairment. A Narcotic Identification Kit test on the marijuana returned with positive results. Charges were filed with District Court 15-3-04. The case is pending a preliminary hearing.