U.S. President George W. Bush walks past the casket of former U.S. President Gerald Ford after delivering a tribute during Ford's state funeral at the National Cathedral in Washington January 2, 2007. Sitting in the front row behind the casket are (L-R) former Secretary of State Henry Kissinger, former Secretary of Defense Donald Rumsfeld, former Federal Reserve Board Chairman Alan Greenspan, former Secretary of State James Baker and former national security advisor Brent Scowcroft. [Reuters]

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