Each year, the Chicago Police Department’s firearms laboratory receives thousands of guns that police officers confiscate and take off the streets. Handguns arrive at the lab’s intake desk in brown paper envelopes.... Ballistics evidence such as bullets and shell casings are sealed in plastic bags.“ Every day, we get guns dropped off, and it could be as few as 15 to 20 guns and there’s days, on busy days, we get over 200 guns, ” said Sgt.... Evidence technician Christopher Lenti inventories a