Title: The 11 mass deadly school shootings that happened since Columbine - ABC News
Headings: The 11 mass deadly school shootings that happened since Columbine
The 11 mass deadly school shootings that happened since Columbine
1. Virginia Tech – April 16, 2007 – 32 victims
2. Sandy Hook Elementary School – Dec. 14, 2012 – 26 victims
3. Marjory Stoneman Douglas High School – Feb. 14, 2018 – 17 victims
4. Santa Fe High School – May 18, 2018 – 10 victims
5. Umpqua Community College – Oct. 1, 2015 – 9 victims
6. Red Lake Senior High School – March 21, 2005 – 7 victims at the school
7. Oikos University – April 2, 2012 – 7 victims
8. West Nickel Mines School – Oct. 2, 2006 – 5 victims
9. Northern Illinois University – Feb. 14, 2008 – 5 victims
10. Santa Monica College – June 7, 2013 – 5 victims
11. Marysville Pilchuck High School – Oct. 24, 2014 – 4 victims

Content: “As law enforcement has studied the individuals who have committed school shootings and other mass casualty attacks, one of the common characteristics they’ve observed is these individuals tend to study past mass shootings,” said Cohen, who is now an ABC News contributor. ABC News
Deadly Mass School Shootings Since Columbine
“As it relates specifically to school shootings, we find that columbine seems to be the one incident hat school shooters look at. It seems to resonate with individuals that have the behavioral characteristics consistent with this type of attacker,” he said. (MORE: 20 years after Columbine, what's changed -- and what hasn't -- for school shootings in America)
“The people who conduct school shootings tend to be disaffected mentally unwell individuals searching for a sense of social connection and life meaning. They go online, they look at past attacks and in a perverse way, they connect with not only past incidents but also past attackers,” Cohen said, adding that “the story of the Columbine shooters is a story that resonates with a group of kids that are experiencing similar situations.” (MORE: Columbine survivor still battling invisible wounds 20 years on has a quest to help others)
While there are hundreds of shootings that have taken place at schools across the U.S. in the past 20 years, leaving broken homes and broken childhoods in their wake, there have been 11 which can be classified as mass shootings. The FBI defines a mass shooting as an incident in which four or more victims, not including the suspect, are killed. 1.