Deadliest school shootings in U.S.
March 21, 2005: Red Lake Indian Reservation March 21, 2005: Jeffrey Weise, 16, shot and killed five schoolmates, a teacher and an unarmed guard at a high school on the Red Lake Indian Reservation in Minnesota before taking his own life. Weise had earlier killed his grandfather and his grandfather's companion. Pictured: Robert Cook (center), a Chippewa Indian from the Red Lake Indian Reservation, prays at St. Phillip Church during a memorial service to mourn the victims killed on the reservation. Credit: Photo by Scott Olson/Getty Images
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