Teen shooter kills 3 children, teacher in Oregon elementary school before being shot by bystander CNNOregon elementary school teen gunman fired his mom’s shotgun at truck before rampage that left 3 kids, teacher dead: report New York Post3 children, 1 adult dead after shooting at Bend elementary school; Teen suspect dead KATUShooter killed inside Bend elementary school; 'multiple victims' reported, including children KGWShooter kills teacher, three children at Oregon elementary school Inquirer.net