In the weeks after last year's shooting, a hillside across from the movie theater became an impromtu shrine where people could pay their respects to the victims. [Photo: CPR/MVerlee]
Columbine High School
After the attack on Columbine High School, educators and law enforcement rushed to learn what lessons they could from the tragedy.
Law enforcement learned some big lessons from the attack on Columbine High School - changing how they identify troubled kids and how they react to shooter situations.
When the shooting started at Columbine High School ten years ago, senior Rachel Scott was the first victim.