On this day: June 4
- 1973
- 1979Prison Oklahoma State Penitentiary, McAlester · Oklahoma Girl Scout murders
Returned to prison to serve his earlier sentences, Hart collapsed and died of a heart attack after exercising in the prison yard on June 4, 1979.
- 1999
- 1999Victim Josephine Konvicka · Ángel Maturino Reséndiz