The Platteville Police Department made a drug arrest Wednesday after the execution of a search warrant and placed a man from Platteville under arrest. The search warrant was served at a residence on East Main Street in Platteville. The warrant yielded methamphetamine, marijuana, psilocybin mushrooms, cash and a firearm. Paul Key, Jr. of Platteville was arrested and charged with being a Felon in Possession of a firearm. The Richland Iowa Grant Drug Task Force was assisted by the Southwest Wisconsin Emergency Response Team and the Platteville Police Department.