An animal-rights groups on Wednesday launched protests of the Air Force Academy's killing of rabbits as part of a survival training program for cadets.Since the 1960s cadets have been trained how to live in the wilderness and evade enemy forces. It stems from an Air Force Survival, Escape, Resistance and Evasion program that's has been used to train flight crews since World War II.As part of the program, cadets are trained to kill and cook their own food under primitive conditions.