The people who have been dicked for guard are more reluctant to stop and challenge an intruder for fear of being dragged into an assault charge by the civil law. If for some reason a firearm was used, the person on guard would have a lengthy court trail followed by several years in prison, with little or no help from the people who asked him/her to do it.
Personally I would adopt the yanks approach and shoot first, ask question later. The fence is there for a reason
She didn't happen to finish the primary the jet was probably on, did she?
