Two weeks ago, a 17 year old opened fire at Santa Fe High School in Texas. He wore a black trench coat and used a sawed-off shotgun. It was the same attire and weapon that the two Columbine shooters used in 1999. Researchers say one reason school shootings have become so common is a because of social contagion.
Columbine inspires many attackers in school shootings
- Manny Fernandez - New York Times - @mannyNYT
- Peter Langman - author, "Why Kids Kill"