LIGHT MOMENT President Barack Obama, Secretary of State Hillary Clinton, former President Bill Clinton, former U.N. Secretary General Kofi Annan and Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, share a laugh during the memorial service for Ambassador Richard C. Holbrooke at the John F. Kennedy Center for Performing Arts in Washington, D.C., Jan. 14, 2011. Holbrooke, the special envoy to Afghanistan and Pakistan, died in December after a nearly 50-year career in foreign service. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 917580-G-RRY69-972.jpg Photo Gallery