Donna Vickroy: Are school safety threats the new normal? Onus is on kids — and parents — to take action

The community is the hero in Tinley Park, Elgin, Joliet and many other Chicago-area towns, where alert and responsive kids and adults learned of threats to their schools and quickly reached out to authorities. “I can’t emphasize enough how important it is for the community to keep us in the know,” Tinley Park Police Chief Thomas Tilton said.