Suspect wandered streets shooting people
Police were alerted to the attack around 6:30 p.m. and arrested the suspect about 20 minutes later. The community is 66 kilometers (41 miles) southwest of Oslo.
According to police, the suspect walked around the city shooting at people with arrows. Several people were wounded in shops, Aas said.
The man has not been questioned yet, and his motive was unknown, Aas said.
City officials invited people who were affected by the attack and their relatives to gather for support at a local hotel.