Fourth graders huddle under a desk during the Great Washington Shakeout drill at West Woodland Elementary School Thursday, Oct. 16, 2014, in Seattle.
Fourth graders huddle under a desk during the Great Washington Shakeout drill at West Woodland Elementary School Thursday, Oct. 16, 2014, in Seattle. Elaine Thompson AP
Fourth graders huddle under a desk during the Great Washington Shakeout drill at West Woodland Elementary School Thursday, Oct. 16, 2014, in Seattle. Elaine Thompson AP

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