GUWAHATI, September 10: A bizarre tragedy today took five lives, including that of the superintendent of police (SP), Sibsagar and an Army officer when a landmine accidentally went off in the office chamber of the SP at Sinbsagar town. While SP PK Lohia, Lt Nazir, constable Dulal Neog and journalist Jiten Chutia died on the spot, photo journalist Al Farid Sajad died at a private nursing home. Police sources said that this afternoon, Lohia held a press conference in his office to explain the details of an encounter with a militant earlier in the day. After most of the journalists left the office, the SP started to explain the two remaining journalists about the landmine. At that moment, the landmine exploded accidentally, killing four of the people in that room. Sajad was seriously injured and he was shifted to a local hospital where he succumbed to his injuries.