Three robbers opened fire on two traffic wardens in the Garden Town Police Area on Monday. The wardens, who were injured, were identified as Muhammad Umer and Muhammad Irfan. Police said the wardens had tried to stop the robbers who were on a bike. The robbers managed to escape from the scene. The wardens were taken to the Jinnah Hospital where their condition was said to be stable. Traffic Warden Irfan, while talking to reporters, said the robbers had aimed for their legs and had managed to escape.