On This Day - 20 April 1999: Columbine mass shooting - ´óÏó´«Ã½ Sounds
On This Day - 20 April 1999: Columbine mass shooting - ´óÏó´«Ã½ Sounds
20 April 1999: Columbine mass shooting
13 people killed and more than 20 injured by two armed high school students in Colorado.