Updated

A 16-year-old gunman opened fire at a primary school in Bend, Oregon, killing three children aged 5, 8 and 11 along with a teacher. Police said the shooter was killed at the scene by a local community member who followed him into the school before officers arrived. The attack has shocked the small city and reignited national debate over school safety and youth access to firearms. Authorities are still piecing together the suspect's motive and how he obtained the weapon. The incident adds to a string of school shootings in the US this year and comes amid heightened scrutiny of gun violence prevention measures nationwide.