U.S. Army Staff Sgt. Kenneth Spencer, Joint Deployment Training Center student, receives instructions from Dave Terrell, JDTC instructor, at Fort Eustis, Va., Jan. 9, 2014. JDTC instructors teach courses in joint deployment, global force management and situational awareness in classrooms, online or from a remote location. (U.S. Air Force photo by Senior Airman Kimberly Nagle/Released)