WBA lightweight title · 12 rounds

Julio
César Chávez
VS
Edwin
Rosario

Chávez · TKO 11/12

Nov 21, 1987 · Las Vegas Hilton, Outdoor Arena, 🇺🇸

Chávez going in56-0-0

Rosario going in31-2-0

Confirmation✓✓ two sources

MethodTKO

Round11 of 12 · 2:43

TitleWBA lightweight title

Sources

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

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English Wikipedia
side a · observed 2026-10-11
en.wikipedia.org/wiki/Julio_César_Chávez

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