Several students were injured in an explosion during Friday prayers at a mosque inside a school complex in the Indonesian capital of Jakarta, local media reported. A Reuters report put the number of people hospitalised at 55. 

The Jakarta Fire and Rescue Office said that they received a report from a witness at 12.09 pm (local time) that the explosion came from a loudspeaker inside the school mosque. Images of the mosque showed no extensive damage, as per the Reuters report.