6 rounds

Rigoberto
Lopez
VS
Mike
McCallum

McCallum · KO 4/6

Jan 14, 1981 · Silver Slipper, Paradise, Nevada, 🇺🇸

Lopez going in—

McCallum going in0-0-0

Confirmation✓ one source

MethodKO

Round4 of 6

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Mike_McCallum

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