Police in the U.S. state of Oregon are poised to charge a 17-year-old over an alleged plot to bomb this school.<br/> <br />The West Albany High School student could face a range of counts including attempted murder.<br/> <br />Police say explosive devices were found at his home after a tip-off.<br/> <br />(SOUNDBITE) (English) CAPTAIN ERIC CARTER OF THE ALBANY POLICE DEPARTMENT SAYING:<br/> <br />"This was far beyond just teenage curiosity. These (devices) would have caused significant damage, injury or death had they been detonated in the right circumstances."<br/> <br />District attorney John Haroldson says the alleged plot appeared to have been meticulously planned.<br/> <br />(SOUNDBITE) (English) BENTON COUNTY DISTRICT ATTORNEY JOHN HAROLDSON SAYING:<br/> <br />"That plan required a lot of time, energy, and process in developing the strategy and the equipment to carry out the crime."<br/> <br />Some parents said they were told nothing by the school.<br/> <br />(SOUNDBITE) (English) JENNIFER YOUNG, PARENT, SAYING:<br/> <br />"I wa