Sweden: 15-year-old detained for fatal school sword attack; second teen probed for conspiracy

A 15-year-old is in pre-trial detention following a fatal sword attack at a Swedish school, with a second 15-year-old under investigation for conspiracy to murder. The incident marks a rare violent attack in Sweden's school system, raising questions about motive and potential organized planning. Authorities are still piecing together the sequence of events and the suspects' backgrounds.