Unidentified gunmen here on Friday shot dead Inspector of Intelligence Bureau (IB), Bashir Khan and escaped from the scene. According to police, Bashir Khan was bringing his child to school on Warsak Road when outlaws ambushed his vehicle near Abasar Colony. He was killed on the spot while his child sustained critical wounds and was rushed to hospital. The deceased, who belong to Chargano village, was a brave officer and busted several gangs.