Schools Safer Than 1990s as U.S. Educators Anticipate Killers

Schools Safer Than 1990s as U.S. Educators Anticipate Killers

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Two unidentified young people help another unidentified Columbine High School student, center, to a bus after she escaped from the building following a shooting spree by two masked teenagers in Littleton, Colorado, U.S., on April 20, 1999.