Platoon leaders and sergeants with the 1st Squadron, 9th Cavalry Regiment “Headhunters,” 2nd Brigade Combat Team, 1st Cavalry Division (2-1 CAV) conduct a two-mile road march during the Headhunter leadership challenge at Fort Hood, TX, Aug. 15, 2014. No element of military strength matters more in building and preserving capability than the overall quality of personnel, the authors assert. (U.S. Army photo by SGT Quentin Johnson, 2-1 CAV Public Affairs)