Although identical twins Stephen and Robert Bruce Spahalski were both killers, each acted alone, unaware of the other's homicidal tendencies. 'I thought I was the only murderer in the family,' Stephen when an Attica, N.Y., corrections officer showed him a newspaper article about his brother confessing to four slayings.

Stephen was the first to kill, fatally stabbing a man, but Robert ended more lives, including a prostitute, whom he strangled with an electrical cord, and his girlfriend, whom he choked to death. His brother, Stephen, was a teenager when he pleaded guilty to manslaughter and over the years would return to prison for robbery, kidnapping and parole violations. The brothers' extensive criminal history, detailed in Killer Twins, a 2010 book by true-crime author Michael Benson, continues to fuel the nature-vs.-nurture debate regarding violent criminals. Kniga kadirgali zhalairi.

Ronald Ripley murder 1/23/1971 Elmira Heights, NY *Stephen Spahalski convicted. Serial Killer: Robert. Robert Spahalski Rochester serial killer Vivian Irizarry Charles Grande Adrian Berger Moraine Armstrong Identical twin Stephen Spahalski. Elmira, NY, Spahalski. Latest Heroin Dealers are Serial Killers News from NBC. Rochester, New York experienced a plague of serial killers during the late 1980s and early 1990s, with at least three killers operating in the Edgerton section of the city. True crime writer Benson's latest hones in on one of them: Robert Bruce Spahalski.