Eric Harris watches as Dylan Klebold practices shooting a gun at a makeshift shooting range March 6, 1999 in Douglas County, CO in this image from...
Eric Harris and Dylan Klebold examine a sawed-off shotgun at a makeshift shooting range March 6, 1999 in Douglas County, CO in this image from video...
Columbine Shooters Eric Harris, Left, And Dylan Klebold Appear On A Surveillance Tape In The Cafeteria At Columbine High School On The Day Of The...
Eric Harris points out a sawed-off shotgun held by friend Dylan Klebold at a makeshift shooting range March 6, 1999 in Douglas County, CO in this...
Cross in remembrance of Dylan Klebold, who w. Friend Eric Harris went on shooting spree at Columbine High School killing 13 & ending in their...
Dylan Klebold fires a sawed-off shotgun at a makeshift shooting range March 6, 1999 in Douglas County, CO in this image from video released by the...
Person putting flowers on memorial cross for Dylan Klebold, who w. Friend Eric Harris went on shooting spree at Columbine High School, killing 13 &...
Leonardo Dicaprio Stars In "The Basketball Diaries." In This Scene, He Dreams He Goes On A School Masacre Which Resembles The Colorado Shooting In...
Dylan Klebold examines a shot-up bowling pin used for target practice at a makeshift shooting range March 6, 1999 in Douglas County, CO in this image...
Columbine High School principal Frank DeAngelis at school, sharing in revival of school spirit despite scars left from last April's massacre by...
Participants in memorial for Cassie Bernall carrying 13 crosses in memory of Cassie & 12 other victims of last April's massacre at Columbine High...
Columbine High School student Mark Taylor, victim of student gunmen Eric Harris & Dylan Klebold in their April massacre at school, w. Mom Donna in...
Deputy Neil Gardner outside Columbine High School, police officer assigned to school on day of April assault by student gunmen Eric Harris & Dylan...
Swat team marksmen who were involved in police action during April massacre atColumbine High School by student gunmen Eric Harris & Dylan Klebold.
Memorial cross in remembrance of Dylan Klebold, who w. Friend Eric Harris went on shooting spree at Columbine High School killing 13 & ending in...
Cross in remembrance of Dylan Klebold, who w. Friend Eric Harris went on shooting spree at Columbine High School killing 13 & ending in their...
Cross in rememberance of Dylan Klebold, who w. Friend Eric Harris went on shooting spree at Columbine High School killing 13 & ending in their...
Pres. Bill Clinton students at T.C. Williams High School, presiding over discussion about school violence in wake of massacre at Columbine High...
Somber Columbine High School student athletes hugging their girlfriends during candleight vigil for 12 students & 1 teacher killed in suicide...
Eric Harris and Dylan Klebold examine a sawed-off shotgun at a makeshift shooting range March 6, 1999 in Douglas County, CO in this image from video...
Dylan Klebold examines a sawed-off shotgun at a makeshift shooting range March 6, 1999 in Douglas County, CO in this image from video released by the...
View of damage to the west entryway to Columbine High School where teen-age gunmen Eric Harris and Dylan Klebold entered the school April 20, 1999 in...
Columbine Shooters Eric Harris, Left, And Dylan Klebold Appear On A Surveillance Tape In The Cafeteria At Columbine High School On The Day Of The...
Littleton, Colorado Cindy Fairchild, Of Aurora, Colorado, A Visitor To The Ever-Expanding Shrine At Robert F. Clement Park In Littleton, Prays Below...
Columbine high school shooters Eric Harris and Dylan Klebold appear in this video capture of a surveillance tape released by the Jefferson County...
Columbine high school shooters Eric Harris and Dylan Klebold appear in this video capture of a surveillance tape released by the Jefferson County...
Adam Kechter holding the state football championship trophy given to him by Columbine High School team which adopted him after his older brother team...
Domestic terrorism squad agent Rich Price framed by chart of Columbine High School cafeteria, working on case of April massacre at school by student...
Columbine High School student Lance Kirklin, victim of student gunmen Eric Harris & Dylan Klebold in their April massacre at school who recovered...
State football championship celebrated at Columbine High School in revival of school spirit despite scars left from last April's massacre by student...
Columbine High School student Brooks Brown at Perkins, his hangout, once suspected accomplice in April massacre at school by student gunmen Eric...
Columbine High School football team players during playoff game, one of targeted groups of student gunmen Eric Harris & Dylan Klebold in last April's...
Columbine High School student Richard Castaldo, victim of student gunmen Eric Harris & Dylan Klebold in their April massacre at school, in...
Sheriffs John Dunaway & John Stone) showing 3 weapons used by Columbine High School student gunmen Eric Harris & Dylan Klebold in their April assault...
Flowers & tokens lad at makeshift memorial in remembrance of 13 victims killed by troubled seniors Dylan Klebold & Eric Harris who went on shooting...
Flowers & tokens lad at makeshift memorial in remembrance of 13 victims killed by troubled seniors Dylan Klebold & Eric Harris who went on shooting...
Flowers & tokens lad at makeshift memorial in remembrance of 13 victims killed by troubled seniors Dylan Klebold & Eric Harris who went on shooting...
Columbine High School students praying in group evangelical Christian expression after trauma of April massacre at school by senior gunmen Eric...
Tom Mauser holding poster of son Daniel, who was killed in shooting rampage at Columbine High School in Littleton, at protest outside NRA convention
Grieving Columbine High School students mourning at cross marked memorial in days after 12 students & 1 teacher were killed by troubled seniors Eric...
Dustin Gorton & Brett Kostainick comforting each other days after witnessing shooting rampage by students Eric Harris & Dylan Klebold at Columbine...
Anne Kechter mother of shooting victim Matt Kechter, and Sue Patrone mother of victim Daniel Rohrbaugh hug supporters as Diane Beck , grandmother of...
Dylan Klebold's Locker, Marked By Officials After A Search, Stands Across From The Doors Of The Columbine High School Library Where He Died After A...
Several weapons carried by Eric Harris and Dylan Klebold, including a large knife with a spiked knuckle guard, are shown on display at the Jefferson...
The public had an opportunity to view evidence collected 5 years ago at Columbine High School after students Eric Harris and Dylan Klebold went on a...
Leonardo Dicaprio Stars In "The Basketball Diaries." In This Scene, He Dreams He Goes On A School Masacre Which Resembles The Colorado Shooting In...
Photograph illustrating a possible sniper on Columbine High School's rooftop April 20, 1999 in Littleton, CO. The photographs of the incident were...
The Tec-9 automatic weapon used by teen-age gunmen Eric Harris and Dylan Klebold April 20, 1999 in the Columbine High School shooting in Littleton,...
Miniature crosses are displayed to commemorate the ten-year anniversary of the Columbine High School shootings at Clement Park April 20, 2009 in...
Asher Lankow and Lexi Lankow of Denver walk along the outside edge of the Columbine Memorial on the ten-year anniversary of the Columbine High School...
James Dann of Thornton, Colorado pauses at one of the names of the victims of the Columbine High School shootings on the ten-year anniversary at the...
Two people visit a memorial in Clement Park near Columbine High School April 30, 1999 in Littleton, Colorado. The two crosses representing the gunmen...
Steve Schweitzberger, father of one current and one future Columbine High School student, stops at Robert F. Clement Park in Littleton, Co. April 20,...
Patricia DePooter, mother of Columbine shooting victim Corey DePooter sings with memorial committee member Ruth Fekdman as balloons are released at a...
Patricia DePooter, mother of Columbine shooting victim Corey DePooter releases a balloon as her son's name is called among the victims at a...
Sue Patrone mother of slain student Daniel Rohrbaugh, and Ann and Joe Kechter parents of Matt Kechter, hold balloons for release and roses at a...
Coni Sanders daughter of slain teacher Dave Sanders, hugs her daughter Mallory as Bob Curnow father of victim Steven Curnow, embraces a friend at a...
Shooting victim Anne Marie Hochhalter sits with mother Katherine Zocco-Hochhalter father Ted Hochhalter and Patricia DePooter, mother of victim Corey...
Sign announcing spring break week for Columbine High School students is shown March 22, 2005 in Littleton, Colorado. Jeff Weise, a Red Lake High...
