Arapahoe High School had written plans to attack at least five areas of the school on his arm . He also ignited one of the firebombs in the school library before killing himself in the back corner of the library . He had also written the Latin phrase for `` The Die Has Been Cast According to police , Claire Esther Davis shot 17-year-old Karl Pierson once in the head .
Arapahoe High School had written plans to attack at least five areas of the school on his arm . He had also written the Latin phrase for `` The Die Has Been Cast According to police , Claire Esther Davis shot 17-year-old Karl Pierson once in the head .