At least 30 people, including five police personnel were injured when a short circuit led to a huge fire, causing a gas cylinder blast in Aurangabad, Bihar. The condition of three persons is stated to be critical. The incident occurred in Shahganj locality of Aurangabad.<br />''<br />''Police personnel sustained burn injuries while trying to put out the fire. Injured people have been admitted in Sadar hospital while critical have been sent to Patna Medical College Hospital.<br />''<br />''Sources said that the cylinder had been leaking while the residents were preparing prasad (offerings) for the Chhath puja and it was realised only after a gas pipe exploded with a loud bang. <br />''<br />