8 rounds

Marino
Mercado
VS
Aaron
Herrera

Herrera · TKO 4/8

Dec 18, 2010 · Estadio 20 de Noviembre, Campeche City, 🇲🇽

Mercado going in—

Herrera going in17-0-0

Confirmation✓ one source

MethodTKO

Round4 of 8

Sources

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

✓