Saturday's gun buyback program at an Opa-locka church was billed as a no-questions-asked affair: Hand over a gun, the police give you $50, and you walk away. But the genial gray-haired man who brought in a Russian-made assault rifle didn't mind chatting about it with a reporter. "I brought it back from Vietnam when my tour of duty was over," he said. "It's just been sitting around the house for all these years. When I pass on, what my kids gonna do with it? I'll use... (GunPolicy.org)