Eric Harris and Dylan Klebold murdered twelve students and one teacher then themselves.
The Columbine High School shooting took place on April 20, 1999.
There is nothing to note on this day. On April 20, 1999, there was a shooting at the Columbine High School in Littleton, Colorado.
The Columbine High School massacre was a school shooting that occurred on April 20, 1999, at Columbine High School in Columbine, Colorado.
The Columbine shootings at Columbine High School in Columbine Colorado took place April 20, 1999.
Columbine High School massacre happened on 1999-04-20.
The massacre happened on April 20, 1999 in Littleton, Colorado.
A total of 24 people were wounded in the Columbine High School shooting on April 20, 1999.
April 20, 1999.
Columbine high school became a well talked about school because of its' horrific school shooting massacre that occurred in April 1999. There were bombs and also a mass shooting that took place.
April 20, 1999
April 20th 1999.
The Columbine High School Massacre occurred on April 20, 1999 in the state of Colorado. It was a shooting. It was two killers and they ended up killing themselves.