Three youths from Silver Creek and one from Dunkirk have been charged with unlawful possession of marijuana after an investigation into a suspicioius situation Saturday morning in Silver Creek. Chautauqua County Sheriff's officers investigated the situation in the area of Bennett State Road just before 1:00 AM. During the investigation, deputies determined that three males and one female were in possession of pot. All four will appear in Silver Creek Village Court at a later date.