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New York Daily News on Twitter: "William “Dave” Sanders was a Columbine teacher for 24 years, including in business and science. He left behind his wife, three daughters, and 10 grandchildren. #Columbine
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March For Our Lives- Parkland on Twitter: "William “Dave” Sanders, 47 William Sanders was a computer and business teacher at Columbine for 25 years. He also coached the girl's basketball and softball
The Trace on Twitter: "The daughter of William David Sanders, the only teacher killed at Columbine, reflected on what her life would be like if her father hadn't been shot. “As students
![What Makes a Hero?. William David “Dave” Sanders Dave Sanders, a computer/business teacher and basketball and softball coach at Columbine High School, - ppt download What Makes a Hero?. William David “Dave” Sanders Dave Sanders, a computer/business teacher and basketball and softball coach at Columbine High School, - ppt download](https://images.slideplayer.com/42/11466375/slides/slide_2.jpg)
What Makes a Hero?. William David “Dave” Sanders Dave Sanders, a computer/business teacher and basketball and softball coach at Columbine High School, - ppt download
![New York Daily News on Twitter: "William “Dave” Sanders was a Columbine teacher for 24 years, including in business and science. He left behind his wife, three daughters, and 10 grandchildren. #Columbine New York Daily News on Twitter: "William “Dave” Sanders was a Columbine teacher for 24 years, including in business and science. He left behind his wife, three daughters, and 10 grandchildren. #Columbine](https://pbs.twimg.com/media/DbOfebLUMAA30kq.jpg)