Columbine High School massacre Potential Students") program. He found the transition to Ken Caryl Middle School difficult. Unlike the white caps of the jocks, Harris and Klebold wore black baseball caps. As was typical in the 1990s, they wore them backwards. Harris wore a KMFDM cap, and apparently did not wear it during the massacre. Klebold's cap had a Colorado Avalanche logo on the front and a Boston Red Sox logo sewn onto the back. Following the Columbine shooting, schools across the United States instituted new security measures such as see-through backpacks, metal detectors, school uniforms, and security guards. Some schools implemented school door
Columbine High School massacre Scott claimed the discussion was with Bernall. When asked to indicate where the conversation had been coming from, he pointed to where Schnurr was shot. In August 1999, students returned to the school, and principal Frank Deangelis led a rally of students clad in "We are Columbine" shirts. Several former students and teachers suffer from PTSD. Six months after the shootings, Anne Marie Hochhalter's mother committed suicide. Greg Barnes, a student who witnessed Sanders get shot, committed suicide in May 2000. Though the attack was planned as a terrorist attack which would cause "the most deaths in US history", the