![People read the inscription dedicated to teacher William "Dave" Sanders on a marker at a memorial for the 12 students and teacher who were killed at Columbine High School after the memorial People read the inscription dedicated to teacher William "Dave" Sanders on a marker at a memorial for the 12 students and teacher who were killed at Columbine High School after the memorial](https://c8.alamy.com/comp/2PB34CA/people-read-the-inscription-dedicated-to-teacher-william-dave-sanders-on-a-marker-at-a-memorial-for-the-12-students-and-teacher-who-were-killed-at-columbine-high-school-after-the-memorial-was-dedicated-at-clement-park-next-to-the-high-school-on-friday-sept-21-2007-ap-photoed-andrieski-2PB34CA.jpg)
People read the inscription dedicated to teacher William "Dave" Sanders on a marker at a memorial for the 12 students and teacher who were killed at Columbine High School after the memorial
![Meet David Sanders of William David Homes in Northwest - Voyage Houston Magazine | Houston City Guide Meet David Sanders of William David Homes in Northwest - Voyage Houston Magazine | Houston City Guide](https://voyagehouston.com/wp-content/uploads/2019/07/personal_photo-204.jpg)
Meet David Sanders of William David Homes in Northwest - Voyage Houston Magazine | Houston City Guide
![April 20th, 1999] This is the last image of William ”Dave” Sanders ever taken. In this image, he is guiding more than 100 students outside of the cafeteria during the Columbine High April 20th, 1999] This is the last image of William ”Dave” Sanders ever taken. In this image, he is guiding more than 100 students outside of the cafeteria during the Columbine High](https://i.redd.it/mz3cqgvkxvgb1.jpg)
April 20th, 1999] This is the last image of William ”Dave” Sanders ever taken. In this image, he is guiding more than 100 students outside of the cafeteria during the Columbine High
![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)