Colonel Sam Whitehurst was commissioned as an Infantry Officer upon graduation from Officer Candidate School Class 3-90, 1 June 1990. His first duty assignment was as Platoon Leader, National Training Center, Fort Irwin, California. | His subsequent duty assignments include: Commander, C Company, 2-14 IN, Fort Drum, New York; Maneuver Observer/Controller, Joint Readiness Training Center, Fort Polk, Louisiana; Chief of Plans (G3), 25th Infantry Division, Schofield Barracks, Hawaii; Battalion Executive Officer, 2nd Battalion, 27th Infantry, Schofield Barracks, Hawaii; Brigade S-3, Brigade Executive Officer, and Brigade Deputy Commander, 3rd Brigade, 25th Infantry Division, Schofield Barracks, Hawaii; Battalion Commander, 2nd Battalion, 35th Infantry, Schofield Barracks, Hawaii; G3, 25th Infantry Division, Schofield Barracks, Hawaii; Brigade Senior Trainer, Joint Readiness Training Center, Fort Polk, Louisiana; Brigade Commander, 3rd Brigade, 10th Mountain Division, Fort Drum, New York; Assigned to Office of the Secretary of Defense. His deployments include Bosnia-Herzegovina, two deployments to Afghanistan, and two deployments to Iraq. | Colonel Whitehurst's military education and training include: Officer Candidate School, Infantry Officer Basic Course, Airborne School, Ranger School, Armor Officers Advanced Course, the Command and General Staff College, the School of Advanced Military Studies and the National War College.