Will a Bulletproof Backpack Save Your Life During a School Shooting?

The school shooting in Florida has renewed the question of what to do during an attack. Experts advise making a barricade between yourself and the shooter, leading Inside Edition to seek out what's really going to stop a bullet. Jimmy Grammenos of Gun for Hire Academy in New Jersey used a .22 pistol and the larger 9 mm handgun to show what gives you a better chance of protection. A sign of the new times is that there are bulletproof backpacks for sale.