Three men were arrested today on charge of killing an Assistant Sub-inspector (ASI), Kazi Md Salauddin, of port city's Chandgaon Police Station, who died after being run over by a microbus carrying alcohol at Chandgaon area on June 11. A drug peddler, who smuggled homemade alcohol from Rangamati to Chattogram, told his driver to run over the police officer if they tried to