Karachi- Two alleged robbers were killed and another managed to flee after exchange of fire with police today. SSP Malir said the police approached a gang of robbers who were fleeing after committing a robbery in Steel Town of Karachi. Upon sight of police the robbers started firing and tried to escape from the scene which led to exchange of fire. The SSP said in retaliatory firing, two robbers were killed on the spot while their one cohort managed to flee. Police recovered two snatched motorcycles, arms and other looted valuables from the possession of the robbers killed in fire exchange.