David Joseph Carpenter (born May 6, 1930), a.k.a. the Trailside Killer, is an American serial killer known for stalking and murdering his victims in State Parks in California. Carpenter killed several people on hiking trails near San Francisco, California. Carpenter killed at least 10 people, with one attempted victim, Steven Haertle, surviving. Carpenter used a .38 caliber handgun in all but one of the killings, with a .44 caliber handgun being used in the killing of Edna Kane on Mount Tamalpais. Wikipedia
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