Deadliest school shootings in U.S.
March 5, 2001: Santana High School March 5, 2001: Charles "Andy" Williams, 15, killed two fellow students and wounded 13 others at Santana High School in Santee, Calif. Pictured: A student at Santana High School wipes away tears while walking with classmates, after the shooting rampage at the high school. Credit: Photo by David McNew/Newsmakers
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