Having shown the basics for preparing yourself against home invasion last week, Michael Bane, Mike Janich and Rob Pincus take home defense to the next level. What should you consider when firing a gun in your home at an intruder? If you fire a gun inside your home, how far will certain bullets penetrate into other rooms? What other weapons can you look into to defend yourself inside your house? These questions, along with many others, are answered by our experts.