James C. Kopp has admitted he shot and killed Dr. Barnett A. Slepian. Kopp confessed to The Buffalo News that he planned the sniper shooting for a year, hid in the woods behind Slepian's Amherst home ...

Kopp spent most of his cross-examination of Herbeck quibbling over what words Kopp used and which words Herbeck and Michel used in writing the article. Typical was this exchange about whether Kopp had ...

Lt. Mark Spaetzel said he waited until after the sentencing in the Kopp case to request an interview with Frank Dienes because, "I did not want to risk him changing his plea in the homicide based upon ...