Daily BeastColumbine: 17 Years of AftershocksDaily BeastSusan Klebold, the mother of Columbine shooter Dylan, has a new book. It's worth remembering the other survivors left to piece together their broken families. The tragedies keep coming. As we reel from the latest horror, one of those touching vignettes ...Columbine Killer's Mother Sue Klebold on Relationship with Her Son, Warning Signs She Missed, What She Went ...ABC NewsWas Columbine The First School Shooting In The United States?