(St. Helens, OR) -- One person is dead and several others injured following a fire at the Columbia Hills Retirement Center in St. Helens. Firefighters responded to the home early yesterday morning to find six units burning. Fire officials say an explosion sent burning material falling on the facility. Firefighters pulled six people out of the building. One person died and several others were sent to Portland hospitals. A police officer and a firefighter also suffered non-life-threatening injuries.