The worst mass shooting in Swedish history was carried out by a 35-year-old unemployed recluse with a hunting licence who had withdrawn from family and friends, Swedish media have reported citing relatives of the man,

Police say around 10 people have died in a shooting at an education campus in the city of Orebro. It is the worst school shooting ever to happen in Sweden, where school violence is rare. The suspected gunman is believed to be among the dead.

Officials in Sweden have vowed to determine why a man killed 10 people, and apparently himself, in an unprecedented attack that's shaken their "society to its core."