John Callahan

Do you know who murdered John?
James Marcellus “Pops” Callahan, a 63-year-old male, had spent most of his working life with his hands and his back—earning a living as a carpenter-contractor in Milwaukee and, long before that, serving his country with the 8th Air Force during World War II. Though originally from the small farming community of Hollandale, Wisconsin, he found himself in Tulsa, Oklahoma, by the late summer of 1978, thousands of miles and many years removed from his wartime service and earlier life up north. ...

Roger Wheeler: The History of a Boston Mafia Murder in Tulsa

Roger Wheeler | Unsolved Mysteries Wiki - Fandom