On April 20, 1999, William 'Dave' Sanders, a 47-year-old male teacher, found himself in the midst of a terrifying assault at Columbine High School in Littleton, Colorado. When the sound of gunfire first echoed through the school, Sanders, a computer and business teacher as well as a coach, immediately took action. He ran to the crowded cafeteria and alerted hundreds of students to the danger, urging them to get down and then guiding them to safety. His swift and selfless actions are credited wit ...
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