The 10 Deadliest Spree Killers In The World

Eric Harris & Dylan Klebold

Eric Harris & Dylan Klebold are the most famous school shooters in the history of the country after their murderous rampage at Columbine High School in Colorado. On April 20, 1999 the pair went into their school and began a rampage where they shot 33 people, killing 13 of them.

James Eagan Holmes

On July 20th, 2012, James Eagan Holmes attended a midnight screening of Batman: The Dark Knight Rises and opened fire on the other moviegoers. When the smoke had cleared, Holmes had killed 12 people and injured another 70.