. >> jennifer cropper disagrees. >> put them in the backpack.y, you have a bulletproof insert in your backpack. my child would say yes i can have the other kids get behind me. but in actuality they might be better off ditching their backpack and running. >> you're in different situations where you're not able to run and not able to go anyplace. i want him to know that there's something that he can do. instead of being a sitting duck, i think that employees should be hired to guard every school entrance. more solutions along those lines that would be preventative. >> the debate over how to best secure schools is complicated. like many innovations, the development of hard wire's technology have outpaced public polls how and when it should be used. but there are trends to consider. semiautomatics, how would these backpacks hold up? >> today i'm going to practice shooting, this .357 magnum, and my target is this backpack, fully loaded with everything you need for schools, notebook, composition, kind of stylish pencil case and last but not least: bul