With a bill, retroactive to show an ending date of October 1, the state of Maryland is ending its program to take ballistic fingerprints of firearms through shell casings after 15 years, $5 million spent, and no crimes solved. When passed by Maryland lawmakers and signed into law by Governor Parris N. Glendening (D) in 2000, ballistic fingerprinting was sold to Maryland residents as a way for police to literally use discarded crime scene shell casings to find the gun that had fired them and, thereby, the person who possessed the gun at the time of crime. To accomplish this,...