Officers from the Kalamazoo Valley Enforcement Team, acting on complaints of drug dealing and illegal gambling in the 800 block of Ampersee, opened up an investigation into the claims. During the investigation Officers identified a residence in the 800 block of Ampersee. On January 4, 2012 Officers from the Kalamazoo Valley Enforcement Team and Kalamazoo Department of Public Safety’s Swat Team, executed a search warrant at the residence. During the raid, 13 subjects were found inside the residence participating in illegal gambling. A quantity of pre-packaged marijuana, crack cocaine, electronic scales, packaging equipment, gambling equipment, and illegal proceeds were seized.