Authorities urged residents of the area “to stay away from windows” and asked other citizens “to avoid accessing the area” ...

Norwegian police said Wednesday that they had detained three youths, including two 13-year-old boys, after grenades were thrown the previous day in downtown Oslo, causing no injuries.

They claimed to just be tourists from Singapore, but a couple in their 50s and 60s were arrested last week for flying a drone over the historic Akershus Fortress area in Oslo. It’s indeed a popular ...