Gregory D. Gadson is a retired colonel in the United States Army and the former Garrison Commander of the U.S. Army Fort Belvoir . He is also a bilateral abovetheknee amputee, occasional actor, and motivational speaker. He served in the U.S. Army for more thanyears as a field artillery officer and served on active duty for Operations Desert Shield and Desert Storm, Operation Joint Forge, Operation Enduring Freedom, and Operation Iraqi Freedom.
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Source: Wikipedia