Wednesday marks 17 years since Columbine High School massacre

LITTLETON, Colo. (MEDIA GENERAL) – It’s been 17 years since the Columbine High School massacre in Littleton, Colorado.
On April 20, 1999, two students, Eric Harris and Dylan Klebold, shot and killed 12 classmates and one teacher before taking their own lives. Twenty three others were injured.
Here’s a look back at photos from that day and the days that followed: Columbine High School massacre SWAT members run down Pierce Street while a Jefferson County, Colo., Sheriff's Departm