He won a bronze medal in boxing at the 1924 Summer Olympics in the heavyweight division , losing against Otto von Porat in the semi-final .
As an amateur , Porzio won the South American Heavyweight Championship in Buenos Aires , CF , Argentina , in 1923 .
Porzio won a bronze medal in boxing at the 1924 Summer Olympics in the heavyweight division , losing against Otto von Porat in the semi-final .
As an amateur , Porzio won the South American Heavyweight Championship in Buenos Aires , CF , Argentina , in 1923 .