From left, Staff to the Office of International Cooperation,

From left, Staff to the Office of International Cooperation, Lt. Col. Allert Bernd; Danish army 1st Brigade commander, Brig. Gen. Per Knudsen; Latvia chief of defense, Lt. Gen. Raimonds Graube; and 4th Infantry Division deputy commanding general, Brig. Gen. Timothy Daugherty, listen to a concept of operation brief during the Silver Arrow 2015 DV Day held in Adazi, Latvia, Sept. 27. Silver Arrow is a Latvian-led cooperative training exercise with Denmark, Canada, Germany, the U.S. and the UK. There are more that 1,000 participant and the exercise is designed to improve cooperation among NATO member states. (Photo by U.S. Army Staff Sgt. Brooks Fletcher, 16th Mobile Public Affairs Detachment)