Ava Gallegos reads inscriptions honoring victims of the Columbine school shooting on Wednesday, March 14, 2018, at the Columbine Memorial, in Littleton, CO. Eric Harris and Dylan Klebold, seniors at Columbine High School, shot and killed 13 people and injured 21 on April 20, 1999. Benjamin Hager Las Vegas Review-Journal @benjaminhphoto