6 rounds

Fabian
Pina
VS
Francisco
Sierra

Sierra · KO 5/6

Updated Oct 11, 2026 · Sources: English Wikipedia

Nov 18, 2005 · Tepic, Nayarit, 🇲🇽

Pina going in—

Sierra going in2-0-0

Confirmation✓ one source

MethodKO

Round5 of 6

Sources

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

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