U.S. Army Staff Sgt. Dennis Walker from Headquarters

U.S. Army Staff Sgt. Dennis Walker from Headquarters and Headquarters Battery, Field Artillery Squadron, 2nd Cavalry Regiment, receives an accountability status report over the radio during a decisive action training environment exercise, Saber Junction 2012, in Amberg, Germany, Oct. 15, 2012. Saber Junction 2012, the U.S. Army Europe's premier training event, is a large-scale, joint, multinational, military exercise involving thousands of personnel from 19 different nations and hundreds of military aircrafts and vehicles. It is the largest exercise of its kind that the U.S. Army Europe has conducted in more than 20 years.