Do you know who murdered John? On August 12, 1978, James "Pops" Marcellus Callahan was found murdered in Tulsa, Oklahoma. At around 7 a.m., his body was discovered by a passerby in an alley behind the Grant Apartment building on South Main Street. Callahan was found lying beside a dumpster, and the cause of death was a fatal laceration to his throat. His murder remains an unsolved case.
Callahan, known as "Pops," had spent many years working as a carpenter-contractor in Milwaukee and was also a veteran, having served
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