Hyderabad, Sept. 3 -- The Bollarum police in Hyderabad, along with military intelligence authorities, on Wednesday questioned at least four persons suspecting their role in the theft of firearms and ammunition from the weaponry in Secunderabad Cantonment in the wee hours of Monday, officials familiar with the development said. The incident that came to light on Monday morning involved the theft of 12 rifles, 21 magazines, a night-vision binocular and 1,912 rounds of ammunition. After initial internal inquiry, the military authorities lodged a complaint with the Bollarum police later in the evening. A police official privy to the investigation said following instructions from the defence ministry, which took serious note of the incident, mil...