Defense Secretary Robert M. Gates conducts a flame wreath laying ceremony at the Yad Vashem Holocaust Memorial in Tel Aviv, Israel, April 19, 2007. Defense Secretary Robert M. Gates conducts a flame wreath laying ceremony at the Yad Vashem Holocaust Memorial in Tel Aviv, Israel, April 19, 2007. SHARE: Download: Full Size (2.36 MB) Tags: photo essays Credit: VIRIN: 506500-P-XWZ43-656.jpg Photo Gallery