If someone armed has a loaded gun pointed at you it is not a rock you want in your hand

School district that armed teachers with rocks inc

Note: I'm referring to the above article (word button)

Also, kids who get mad at each other during classes might throw these rocks at each other too.

So, if someone is pointing a loaded gun at you, you want another loaded gun pointing back at them. If they shoot, you shoot too, this way less people are going to die, hopefully.