Home 20 years on, Columbine survivors tell Parkland students 'We're sorry(04)

20 years on, Columbine survivors tell Parkland students 'We're sorry(04)

20 years on, Columbine survivors tell Parkland students 'We're sorry(04)

Image Gallery: Breaking News: Columbine Victims Pictures That Could Change Everything

Columbine school shooting victims remembered at 25th anniversary vigil After the killing How parents of attackers cope BBC News Columbine High School Victims Honored 22 Years After Tragedy CBS Colorado Columbine students, teacher remembered 24 years after tragedy CBS 20 years on, Columbine survivors tell Parkland students 'We're sorry