NATO MEETING U.S. Defense Secretary Chuck Hagel, center, meets with Russian Defense Minister Sergey Shoygu after a meeting of NATO and partner nations that contribute to the International Security Assistance Force at NATO headquarters in Brussels, Oct. 23, 2013. Hagel met with several defense counterparts regarding NATO's involvement in Afghanistan. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 907152-X-SXG66-553.jpg Photo Gallery