ASIA SECURITY SUMMIT U.S. Defense Secretary Robert M. Gates delivers a speech at the opening of the 7th annual Asia Security Summit, May 31, 2008. The summit brings together senior security and defense officials from more than 20 Asian nations each year to discuss regional security concerns. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 119415-A-LJD52-153.jpg Photo Gallery