in the area. a few hours later, another alarming scene in the same city. the video shows hundreds of people running from a separate high school event. there were reports of shots fired. in the united states, active shooter drills and bulletproof backpacks are becoming more and more common. now, one school has renovated its campus to make it harder for potential shooters to carry out attacks. baer bear in mind, i learned this is the school that our senior producer attended many years ago. that is how close to home things are in the united states. here s terry s school. it has security features, such as hidden corners s ts to hide. the architect usually makes prisons. he wanted to strike a balance between security and a welcoming