Lemuel Warren Smith (born July 23, 1941) is an American convicted serial killer who was the first convict to kill an on-duty female corrections officer. Smith was already in prison for the murders of at least five people when he murdered prison guard Donna Payant at Green Haven Correctional Facility in 1981.

Early in the morning of June 14, 2025, Minnesota state representative Melissa Hortman was assassinated in a shooting at her home in Brooklyn Park, Minnesota, United States. Hortman, the leader of the state House Democratic caucus, was shot and killed alongside her husband, Mark.

The Moors murders were a series of child killings committed by Ian Brady and Myra Hindley in and around Manchester, England, between July 1963 and October 1965. The five victims – Pauline Reade, John Kilbride, Keith Bennett, Lesley Ann Downey and Edward Evans – were aged between 10 and 17, and at least four were sexually assaulted.

Alexander Nikolaevich Tchayka (Russian: Александр Николаевич Чайка, born 23 July 1974) is a Ukrainian spree killer, also known as The Fur Coat Hunter, convicted of the killing of 4 women in Moscow over a two-week period in early 1994.