A robber was killed and three others escaped after exchange of firing with police here Monday. The incident occurred when the police came across outlaws during a crackdown launched in Abadpur locality. The outlaws hiding in the area fired indiscriminate gunshots on the police team. In the crossfire, a robber was killed while three others fled the scene. The police said that the outlaw killed was wanted in various cases of robberies and other crimes.–Monitoring