At least six terrorists were killed, arms and explosives recovered after exchange of fire with police here on Thursday. SSP Malir, Rao Anwaar said that on intelligence tipoff regarding presence of extremists, the police conducted operation at Super Highway near toll plaza. The terrorists present in the area opened fire at police and tried to escape from the scene. In retaliatory action of police, six terrorists were killed; arms and explosives were recovered from their possession.