Mortvedt said authorities also found a “pretty rudimentary” improvised explosive device in Butler’s belongings, and it was rendered safe.
11-year-old killed in Iowa school shooting remembered as joyful boy who loved soccer and singing
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Mortvedt said the shooting started in the cafeteria, where students from several grades were eating breakfast, then spilled outside the cafeteria but was contained to the north end of the school.
Iowa principal Dan Marburger risked his life to protect students during high school shooting dies
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