Center for Strategic & International Studies From left: Kathleen H. Hick, senior vice president of the Center for Strategic and International Studies; Secretary of the Army Ryan D. McCarthy; Secretary of the Air Force Barbara M. Barrett; and Acting Secretary of the Navy Thomas B. Modly, speak at the Center for Strategic and International Studies in Washington, Feb. 21, 2020. SHARE IMAGE: Download Image: Full Size (3.54 MB) Photo By: Army Sgt. Dana Clarke VIRIN: 200221-A-GV774-001.JPG Photo Gallery