(VOVworld) – The suspect in the Stockholm attack was named in an intelligence document, the Swedish police said on Saturday.

People lay flowers at the scene of a truck attack in central Stockholm on April 8 (Photo: cnn.com)

The man comes from Uzbekistan and is detained for investigation. There is no further information about other suspects in the incident. After the terror attack, the Swedish police have raised the alert level to 3 out of 5, and maybe more if another similar attack happens.