Schools across Western Pa., U.S. try to keep students safe in face of increased threats
Louis B. Ruediger | Tribune-Review
Highlands School Police Officer Joe Naviglia keeps an eye on a hallway in the middle school Thursday during a change of classes.
Jeff Himler | Tribune-Review
Students board buses outside Greater Latrobe Elementary School on Thursday. The district received a threat regarding one of its schools in October that orginated in Florida.
Louis B. Ruediger | Tribune-Review
A Highlands Middle School student waits as School Police Officer Joe Naviglia searches a backpack on Thursday.
