April 20, 1999 marks an unforgettable tragedy in the community of Littleton, CO. Eric Harris, 18, and Dylan Klebold, 17, walked into Columbine High School and shot and killed 12 students and one teacher before taking their own lives. Ten years later, the question still lingers – why did they do it? Dave Cullen, author and journalist covering the story at the time, asked that very question to the audience gathered in the Whitsett Room, Wednesday night, Sept. 23 in… Read more