Security Dog Started Barking at a Child’s Backpack—What Was Inside Left Everyone Speechless

It was a calm Tuesday morning at the international airport. Travelers hurried through security, parents held their children’s hands, and officers conducted routine checks. Nothing seemed out of the ordinary—until a trained security dog suddenly stopped, stiffened, and began barking sharply at a small  backpack. The backpack belonged to a young boy, no older than seven,…