Today we remember the innocent lives lost on this day in 1999 during the Columbine High School massacre. | ABC30 Action News
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In April 1999, two students opened fire at Columbine High School, killing 12 students and a teacher. The loved ones of those lost, and those who survived that day are still suffering and fighting for the safety of future generations, 25 years later. https://tinyurl.com/mth5z82v | USA TODAY
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