Carroll Edward "Eddie" Cole (May 9, 1938 – December 6, 1985) was an American serial killer who was executed in Nevada in 1985 for killing two women by strangulation. He was also convicted of murdering three other women in Texas and is believed to have murdered up to thirty other people between 1947 and 1980.
David Joseph Carpenter (born May 6, 1930), also known as The Trailside Killer, is an American serial killer and serial rapist known for stalking and murdering a variety of individuals on hiking trails in state parks near San Francisco, California. He attacked at least ten individuals and was convicted in seven murders and was confirmed to be the killer in an eighth murder; Carpenter is also suspected in two additional killings. Two victims, Steven Haertle and Lois Rinna, mother of television personality Lisa Rinna, survived. Carpenter used a .38 caliber handgun in all but one of the killings. A .44 caliber handgun was used in the killing of Edda Kane on Mount Tamalpais.