Minister of Justice and Public Security, Anders Anundsen (L), the head of the Norwegian intelligence service (PST), Benedicte Bjoernland and head of the police Vidar Refvik attend a press conference in Oslo on July, 24, 2014. Norway has taken exceptional security measures after being informed of a possible imminent “terrorist” attack by militants who have fought in Syria, the country’s intelligence chief said Thursday. AFP PHOTO / NTB scanpix / HEIKO JUNGE / NORWAY OUT