CAM RANH BAY SPEECH U.S. Defense Secretary Leon E. Panetta speaks to crew members aboard the USNS Richard Byrd and their Vietnamese counterparts in Cam Ranh Bay, Vietnam, June 3, 2012. Panetta is the first defense secretary and the highest-ranking U.S. official to visit the Vietnamese port since the end of the Vietnam war in 1975 and the normalization of relations between the U.S. and Vietnam 17 years ago. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 981504-H-GZF72-841.jpg Photo Gallery