Motivating Sheepdogs: Army colonel shares knowledge
Retired Lt. Dave Col. Grossman refers to a photograph taken during the 9/11 terrorist attack to express what stress does to the human body Nov. 13, 2017, at Creech Air Force Base, Nev. Grossman is a public speaker who focuses on the effects of combat and living a life of sacrifice. (U.S. Air Force Photo by Airman 1st Class Haley Stevens)

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Photo by: Airman 1st Class Haley Stevens |  VIRIN: 171113-F-UA265-094.JPG