Stockholm Terror Attack; Scores Dead As Truck Crashes Into People In Sweden. Graphic Photos

Up to five people are believed to have been killed in a terrorist attack when a stolen truck rammed into shoppers in Stockholm. Police said the vehicle crashed into a group of people on the street outside a shopping centre after racing down six streets.

Hundreds of shoppers were seen fleeing for their lives after the articulated truck rammed into the corner of the building. Dozens were believed to have been injured.

Shots were heard and the driver, who was said by witnesses to be wearing a balaclava, is thought to have been arrested. There were also reports of shots at a second incident.

The incident took place at Ahlens Mall in Klarabergsgatan.

The truck is understood to have been stolen or hijacked from a Spendrups brewery. Extinguisher was seen being sprayed on to the vehicle.

Prime Minister Stefan Löfven said everything pointed to the incident being a terror attack and confirmed one person has been arrested.

Armed police were scrambled to the scene and were seen marching into the store.