Twenty years ago this month two student y killed 13 people at Columbine High School near Denver, Colorado. It was one of the first mass shootings at a U-S school and it changed how schools and law enforcement prepare to confront an active shooter. VOA’s Dora Mekouar ((meh-kwar)) reports- VOA NEWS
Featured Image: Columbine memorial by Seraphimblade is Licensed Under CC BY-SA 4.0, CC BY-SA 3.0, CC BY-SA 2.5, CC BY-SA 2.0, CC BY-SA 1.0, GNU Free Documentation License