Hyderabad: A prisoner died at Nampally. According to Nampally police, 63-year-old, Babu was undergoing treatment at Mehdi Nawaz Jung Cancer Hospital. He died on Tuesday night while undergoing treatment. The prisoner was shifted to MNJ Hospital in Hyderabad from Warangal MGM Hospital on May 27. He was shifted to Warangal jail after police arrested him in drug case during 2016. He hailed from Nizamabad district. Police Nampally has registered a case and investigations are on.