A Rab member died after being by a bullet reportedly from his own firearm at the main gate of Rapid Action Battalion headquarters in Uttara, Dhaka on Monday, an official said. However, it was not immediately clear whether Constable Shovo Mallo, 26, died by suicide or accidental firing of the bullet.     Contacted, ASP Imran Khan, assistant director (legal and media wing) at the Rab told UNB that Shovo was on duty at the main gate of the Rab headquarters. Suddenly, he was hit by a bullet triggered from his own firearm at around 2:30 pm.  READ: Rab arrest three members of a human trafficking gang He was rushed to Dhaka Medical College Hospital where the duty doctor declared him dead at around 5:15 pm, said Imran.  Replying to a question, he said it was not immediately clear how the incident occurred. However, an investigation has been ordered to ascertain the actual reason, he added.  READ: ‘Rohingya robber’ killed in ‘gunfight’ with Rab in Cox's Bazar