Iran: As per the information given by the reports, in an incident that took place at a military base in Tehran, that killed at least four people and eight others got injured by gunfire from one of their comrades.
While talking to the media, the Iranian Army went on to say that the incident took place on the firing range of the Kahrizak base in the Iranian capital.
The note said that an investigation was ongoing to find out whether the shooting was an accident or an attack and suggested that the shooter might have suffered from psychological problems.
Iran has compulsory military service and both the shooter and the majority of the victims were conscripts.
The wounded soldiers were taken to a hospital.
Such incidents are not common in Iran, although a young conscript suffering from psychosis killed three comrades and wounded six others in a similar incident