Close Never forgotten: Columbine High School tragedy it was 18 years ago today, April 20 Please pause and remember the 13 lives taken in the Columbine High School tragedy on April 20 in 1999. KUSA 9:48 PM. CDT April 20, 2017 CONNECT TWEET LINKEDIN GOOGLE+ PINTEREST JEFFERSON COUNTY - As a community, we promised 18 years ago that we would never forget.We haven't.Please pause and remember the 13 lives taken in the Columbine High School tragedy on April 20 in 1999. Copyright 2016 KUSA CONNECT TWEET LINKEDIN GOOGLE+ PINTEREST JOIN THE CONVERSATION To find out more about Facebook commenting please read the Conversation Guidelines and FAQs Leave a Comment TRENDING VIDEOS Thousands celebrate at Houston Pride Festival Saturday night forecast with Blake Mathews "Backyard Waterpark" opens in Conroe Police: Father leaves 7-month-old in hot car Body found in bayou in SW Houston Boat driver in jail after lake tragedy VERIFY: Should you get gas when the sun is down? Video shows former officer kicking shot suspect Teens lead police on chase, run from scene Ex-Rockets player sued by own family More Stories Showers and thunderstorms throughout Sunday Mar. 1, 2016, 8:29 a.m. Thousands pack downtown for Houston Pride events Jun 24, 2017, 6:41 p.m. Teen suspects sought after leading deputies on chase… Jun 24, 2017, 10:32 p.m.