Pakistan: 4 students injured in bomb explosion inside school in Khyber Pakhtunkhwa; toy bomb discovered in classroom

Four students sustained injuries in a school bomb explosion in Pakistan. A fourth-grade student carried an abandoned mortar shell into his classroom. The device detonated when it fell to the floor. Injured students received medical attention at a hospital. Authorities are now searching for additional unexploded ordnance. Similar incidents occur frequently near the Afghan border.