After Columbine

Americans were left shocked and horrified after two students entered Columbine High School in Littleton, Colorado, on April 20, 1999, and gunned down 12 of their fellow pupils and one teacher before turning their weapons on themselves. At the time, it was the deadliest school shooting in American history. Flash forward 20 years and the nation continues to grapple with such tragic events, as tough questions persist: How do the victims heal?