TANK: Three children were killed in a toy bomb blast incident that occurred near a village Shah Mahsood of Tank district located in Dera Ismail Khan division of Khyber Pakhtunkhawa, police reported on Friday. According to details, three children with age of 6 to 12, were playing with a toy after taking bath from a Nullah, when suddenly it blasted with a big bang. As a result, three ill-fated boys died on the spot. The police rushed to the site and shifted the bodies to nearby hospital for necessary procedure. Further investigations are underway.