Media focus accelerating as Columbine shooting anniversary nears

A dozen students and one teacher were murdered on April 20, 1999.

One of the survivors has produced a documentary, seen in the trailer above:

The Denver Post has resurfaced their original obituaries for each victim, first published in 1999:

BuzzFeed checked in with Columbine's former principal:

The University of Colorado looks at the work of their Center for the Study and Prevention of Violence:

The “Remember and Renew Weekend” will be held April 26 to 28 in and around Littleton, Colorado:

Colorado Public Radio checked in with some survivors who are now parents: