IBO Lightweight title · 12 rounds

Aldo
Rios
VS
Jason
Cook

Rios · TKO 3/12

Nov 5, 2004 · Hereford, 🇬🇧

Rios going in—

Cook going in5-0-0

Confirmation✓ one source

MethodTKO

Round3 of 12

TitleIBO Lightweight title

Sources

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

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