Richard Kenneth Djerf's case is often compared with that of a murderer who killed his wife, mother, and three children on what date?
Richard Djerf Richard Kenneth Djerf (born November 6, 1969) is an American mass murderer, currently on death row in Florence, Arizona. His case is often compared with that of John List, with the exception that Djerf killed someone else’s family.
Kenneth Biros Kenneth Biros (June 24, 1958 – December 8, 2009) was an American convicted murderer who was sentenced to death and executed for the aggravated murder, attempted rape, aggravated robbery and felonious sexual penetration of a young woman. Biros was the first condemned person to be executed by lethal injection in the United States with the use of a single drug, setting a Guinness World Record.