DEFENSE RELATIONS Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, delivers remarks during a National Press Club luncheon in Washington, D.C.,Oct. 10, 2012. Dempsey said the Defense Department depends on its relationships with partner nations to build stronger ties throughout the world. SHARE IMAGE: Download Image: Full Size (0.06 MB) Photo By: VIRIN: 448094-V-NWK46-199.jpg Photo Gallery