, last year we saw parkland and great mills and santa fe, but what columbine represents 20 years later was it was a tough road, but we were able to overcome many of these obstacles, and ithrough traumatic times in their life. arthel: how does that make you feel when these just don't seem to be stopping? >> it takes me back to that horrific day. and it was about a week or so after the columbine tragedy that i said i just joined a club in which no one wants to be a member, and unfortunately, that club continues to grow. but the thing that i refused to let happen is ever be hopeless and helpless. and i know we continue to hear about the shootings that have occurred, but how many have been stopped because of things we have in place and lessons that we learned from that horrific event at columbine high school on april 20th of 1999. arthel: you know, and, again, to write this book you did have to relive horrific moments. you had to experience that unimaginable pain all over again. why did you feel so compelled to produce this book? >> after columbine, or during the time i was working at columbine, our superintendent, dr. cindy stevenson, would receive phone calls from sandy