HUNTINGTOWN, Md. – On May 7, at 11:29 p.m., Trooper Marsch stopped a vehicle near Route 4 and Commerce Lane in Prince Frederick for traffic violations.The odor of Marijuana was emitting from inside the vehicle.  A probable cause search revealed both Marijuana and Cocaine. William H. Knight, 34 of Huntingtown was arrested for possession of the CDS drugs and was incarcerated at the Calvert County Detention Center.