JTAGS, first defense against ballistic missiles
U.S. Army Sgt. 1st Class Jeffrey Johnson, Delta Detachment 1st Base Company Joint Tactical Ground Station detachment sergeant, torques the bolts on a commercial antenna at Misawa Air Base, Japan, July 17, 2013. Early warning system operators are located around the world including the United States, Japan, Korea, Germany and other loacations. Currently there are less than 100 early warning system operators in the Army. (U.S. Air Force photo by Airman 1st Class Kaleb Snay)