U.S. Army Lt. Gen. Robert L. Caslen Jr., right, walks with U.S. Army Chief of Staff Gen. Raymond T. Odierno, at Baghdad International Airport in Baghdad, Dec. 22, 2011. Caslen is the commanding general of the Office of Security Cooperation-Iraq. U.S. Army Lt. Gen. Robert L. Caslen Jr., right, walks with U.S. Army Chief of Staff Gen. Raymond T. Odierno, at Baghdad International Airport in Baghdad, Dec. 22, 2011. Caslen is the commanding general of the Office of Security Cooperation-Iraq. SHARE: Download: Full Size (1.32 MB) Tags: Photo Essays Credit: VIRIN: 944640-J-OVV09-893.jpg Photo Gallery