“Children across the country head back to school this season knowing what happened in Minnesota could happen anywhere, because it has happened everywhere,” says CBS News’ Caitlin Huey-Burns after two young children were killed and 17 others were injured in a shooting during a Catholic Mass packed with young students in south Minneapolis Wednesday morning. “You don't have to have children to feel a chill up your spine when you see this headline today or any other day, you just have to be human.”