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Former President George H.W. Bush smiles during a news conference with Republican presidential candidate Sen. John McCain, R-Ariz., at the Bush family home in Kennebunkport, Maine, Monday, July 21, 2008.
Republican presidential candidate Sen. John McCain, R-Ariz., and former President George H.W. Bush, right, shake hands after they hold a news conference at the Bush family home in Kennebunkport, Maine, Monday, July 21, 2008