not everyone is strong enough to fight, but royal gagnon who teaches krav maga, a form of self-defenseffers this tip. >> when i have the moment to react when he's not expecting it when he looks left or right my goal is to go sideways. >> the correct answer is a. watch for the right opportunity and then get away from the gun barrel. don't discount decisions b and c because they're the next steps to surviving an armed assault. >> number two, i have to remember the weak spots of the body. i have to strike to the weak spots. in this case i can do a knee to the groin. bill's technique isn't textbook. like many of us, he doesn't have formal self-defense training. >> i wasn't letting up. i wanted that gun, i need it, and i'm going to have it. >> acting on instinct, bill fights for the gun and his life, but it's a battle he fears he might lose. >> it was an insane pandemonium. it seemed like forever. you never want to get in a struggle for that long. >> true or false? each year nearly 1 million burglaries happen when someone is home. the answer is true, and of those incidents, 25% of occupants