A rose stands at the plaque for Corey DePooter, one of the 12 student victims in the massacre at Columbine High School nearly 25 years ago, at the Columbine Memorial, Wednesday, April 17, 2024, in Littleton, Colo. Trauma still shadows the survivors of the horrific Columbine High School shooting as the attack's 25th anniversary approaches. (AP Photo/David Zalubowski)