Was it an accident? Presumably when a soldier identifies a threat it's because the threat is holding some kind of weapon? Or was he playing with his gun like a li'l cowboy?

Clarify for me please.
Button Basher Reviewed by Button Basher on . no court martial for marine!! a marine corporal who was videotaped shooting an apparently injured and unarmed iraqi in Fallujah mosquelast year will not face a court martial,the marine corps announced Wednesday!! justice. :D Rating: 5