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Republic of Korea Army Gen. Jung Seung-jo, chairman of the Joint Chiefs of Staff of the Republic of Korea Armed Forces, talks with Maj. Zachary Laird, 607th AOC Combat Plans Division master air attack plans chief, about Ulchi Freedom Guardian 2013 during a visit to Osan Air Base, ROK, Aug. 21, 2013. During his tour, the general visited the Hardened Theater Air Control Center to see how ROK and U.S. forces work together during the large-scale command and control exercise designed to strengthen the readiness of forces tasked to defend the peninsula. (Photo provided by AFOC/PA)