Multiple weapons confiscated in Kalamazoo following Silent Observer tip KDPS and last updated 2021-07-22 21:54:16-04 KALAMAZOO, Mich. â The Kalamazoo Public Safetyâs Crime Reduction Team and the Kalamazoo Valley Enforcement Team seized multiple firearms during a search in Kalamazoo Thursday afternoon, according to the Kalamazoo Department of Public Safety. Weâre told a tip submitted through Silent Observer notified authorities of drug and weapon violations. KDPS says authorities made contact with occupants inside a vehicle on Stadium Drive where a loaded gun was found in plain sight. Three arrests were made in the incident and a total of three loaded guns were confiscated, KDPS tells us.