He dove in front of his daughter to protect her. How tragic that a man like that is taken out by low-life criminals.
http://www.smh.com.au/sport/boxing/former-boxing-champ-killed-in-shooting-20120923-26fi2.html
It is quite likely that he was denied a permit to carry a concealed pistol. The South African government has clamped down on gun permits in recent years.