Youths and minors fought outside a school in Ioannina on Thursday night, resulting in injuries.
Five young people were taken to Hatzikosta Hospital with head injuries.
The incident happened after 9pm.
The fight took place outside the Eleusis Gymnasium, where 40 to 50 people were gathered. During the fight there were injuries, probably made of iron bar, ERT transmissions.
EKAV ambulances rushed to the scene to transport the injured to hospital. Police forces have arrived at the scene, while arrests have been made and the investigation is in full swing.