OURENSE: Panic prevailed in the As Lagoas region of the northwestern region Ourense after a gunman carrying gasoline and gunpowder has opened fire in a Spanish supermarket shouting 'Allahu Akbar'.

The incident, which happened at around 2pm, did not result in any injuries but left many extremely shaken.

The attacker, who was reportedly, walked into the Mercadona shop, in the As Lagoas region of the northwestern region Ourense, before opening firing shots into the air.

Several shoppers were inside the supermarket when the man entered and fired several shots into the air, causing emergency services to swoop on the building.

According to police sources, the young man has psychological problems and is lives next-door to the shop.

One employee confirmed that he had shouted ‘Allahu Akbar’, the Arabic phrase for 'God is great' before he began shooting.

Witnesses told how they suddenly heard screams and shots before nearby officers screamed at them to get away. According to Spanish media outlet La Region, police officer Carlos Perez, 38, revealed the gunman fired at him and he had to wait for backup.

He and his colleagues were able to detain him after he ran out of ammunition, at which point they emerged with a makeshift vest.

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