Three suspected robbers were beaten to death at Jinda area in Rupganj upazila of Narayanganj around 3am on Saturday.The identity of the deceased could not be known immediately.Mahmudul Islam, Officer-in-charge (OC) of Rupganj Thana police confirmed the matter to JagoNews24.com.He said, a gang of robbers stormed a house in the area and looted valuables. Hearing screams, locals rushed in and caught three of them.Later, the mob gave them a good thrashing, leaving two of them dead on the spot and another injured.The injured were rushed to a local hospital and he died after admission.