Spc. Tommy Hunt, a CH-47 Chinook flight engineer with B Company, 2/238th General Support Aviation Battalion, South Carolina National Guard, observes a water purification system pallet being rolled onto a forklift at Fort Stewart, Ga., Feb. 18, 2012, during the Global Guardian exercise. Global Guardian is an Air National Guard-sponsored training exercise to provide a requirements-based training exercise utilizing unit Mission Essential Task Lists and Master Sequence of Events List injects.