A huge explosion occurred early Sunday at a military facility in central Iran, according to media reports.
The blast was at an ammunition production facility of the Iranian Defense Ministry in Isfahan province, said state television.
The Isfahan governorate confirmed the incident and said no casualties were reported.
The military facility was attacked with micro drones but it failed, the Defense Ministry said in a statement.
One of the aircraft was hit by the facility's air defense system, while two others exploded after being caught in defensive traps.
No casualties were reported but minor damage occurred to the roof of the facility, it added.
Source: Anadolu Agency