10 rounds

Octavio
Castro
VS
Francisco
Sierra

Sierra · KO 2/10

Dec 6, 2008 · Palenque de la Feria, Lagos de Moreno, 🇲🇽

Castro going in—

Sierra going in18-2-0

Confirmation✓ one source

MethodKO

Round2 of 10

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Francisco_Sierra_(boxer)

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