HEAR THE KILLER FOR THE FIRST TIME: Adam Lanza speaks of mass murder in chilling radio interview a YEAR before he stormed the halls of Sandy Hook Elementary — LISTEN TO THE TAPE

EXCLUSIVE: In audiotape of a call Lanza made to an Oregon college radio station obtained by the Daily News that was verified as authentic by an old friend, the madman waves a giant red flag that he is about to explode almost exactly a year before the Sandy Hook massacre.