Eric Houston, a 20-year old dropout, returns to his old high school and kills a former teacher and three students. Houston is sentenced to death.
Moses Lake, Washington. Barry Loukaitis, 14, takes a rifle to school and kills two classmates and a teacher. He was sentenced to life in prison.
March 24, 1998 — Westside Middle School, Jonesboro, Arkansas. Andrew Golden, 11, and Mitchell Johnson, 13, ambush fellow students and their teachers, killing five. Johnson is incarcerated in a youth facility and released on his 21st birthday in August 2005. Golden is released on his 21st birthday in May 2007.
April 20, 1999 — Columbine High School, Littleton, Colorado. Eric Harris, 18, and Dylan Klebold, 17, kill 12 fellow students and one teacher before committing suicide in the school library.
March 5, 2001 — Santana High School, Santee, California. Charles “Andy” Williams, 15, kills two classmates, a 14-year old and a 17-year old, and injures 13. Williams is sentenced in 2002 to at least 50 years in prison.
One 15-year-old killed, and three students wounded at John McDonogh High School by gunfire from four teenagers (none were students at the school). The motive was gang-related.
November 8, 2005 — Campbell County Comprehensive High School, Jacksboro, Tennessee. A 15-year-old student opens fire on a principal and two assistant principals, killing one of them and critically wounding another, authorities said.
October 2, 2006 — West Nickel Mines School, Nickel Mines, Pennsylvania. Charles Roberts IV, 32, goes to the small Amish school and takes at least 11 girls hostage. Five girls were killed and six others wounded. Roberts then killed himself.
A 17-year-old student at Mitchell High School shot and wounded a classmate in gym class
Madison, Alabama At Discovery Middle School, a ninth-grader was shot by another student during a class change. The boy, whose name was not released, pulled out a gun and shot Todd Brown in the head while walking the hallway. Brown later died at Huntsville Hospital.
February 27, 2012 — Chardon High School, Chardon, Ohio. Student Daniel Parmertor, 16, is killed and four others wounded when student T.J. Lane opens fire in the school, authorities say. On February 28, Demetrius Hewlin, 16, dies from his wounds, and Russell King Jr., 17, is declared brain-dead. On March1, T.J. Lane is charged with three counts of aggravated murder, two of attempted aggravated murder and one of felonious assault