AlQa'dah 30, 1433, Oct 16, 2012, SPA -- An official source at the Ministry of Defense announced here today that during conducting a practical drill at King Abdulaziz Military Academy, a grenade has exploded, resulting in the death of a cadet, serious wounds of another and injury of eight colleagues as well as the trainer. A specialist panel has been formed to investigate into this casual accident, he concluded. -- SPA