JUNG YEON-JE/AFP/Getty Images
President George W. Bush arrives at the Sydney Airport in Sydney, Australia, Tuesday, Sept. 4, 2007, for the Asia-Pacific Economic Cooperation (APEC) summit. After a surprise visit to Iraq, Mr. Bush arrived for the regional summit with the city of Sydney locked down in the biggest security operation in Australian history.
AP Photo/Rob Griffith
President George W. Bush, left, and Secretary of State Condoleezza Rice are seen in a limousine leaving for their hotel upon their arrival at the Sydney airport Tuesday evening, Sept. 4, 2007. Mr. Bush meets with leaders of the Asia Pacific Economic Cooperation nations prior and during the APEC summit meetings over the weekend.
AP Photo/Charles Dharapak
President Bush and Australian Prime Minister John Howard sign a treaty on defense trade cooperation in Sydney, Australia, Wednesday, Sept. 5, 2007.
AP Photo/Charles Dharapak
President Bush and Australian Prime Minister John Howard speak to reporters during a press conference in Sydney, Australia, Wednesday, Sept. 5, 2007.
AP Photo/Greg Wood, POOL
President George W. Bush, second from left, and Australian Prime Minister John Howard, right, pose with members of the Australian military during their visit to Garden Island naval base in Sydney, Wednesday, Sept. 5, 2007. Bush vigorously defended his troop buildup in Iraq on Wednesday, and got a boost when Howard said his country's forces there won't change for the foreseeable future.
AP Photo/Charles Dharapak
President Bush stands in line with Australian troops for lunch on Garden Island Naval Base in Sydney, Australia, Wednesday, Sept. 5, 2007.
AP Photo/Adrees Latif, POOL
President George W. Bush, right, is greeted by Australian Prime Minister John Howard, left, and his wife, Janette, outside Kirribilli House in Sydney Wednesday, Sept. 5, 2007 ahead of the Asia-Pacific Economic Cooperation (APEC) summit in Sydney.
AP Photo/Andrees Latif, POOL
President George W. Bush, left, arrives with Australia's Governor General Michael Jeffery at Admiralty House on Sydney Harbor Wednesday, Sept. 5, 2007, ahead of the Asia-Pacific Economic Cooperation (APEC) summit in Sydney. Sydney Harbor Bridge with an illumination of the APEC logo is seen in the background.
JIM WATSON/AFP/Getty Images
President George W. Bush shakes hands with Chinese President Hu Jintao during their bilateral meeting in Sydney, Thursday, Sept. 6, 2007, ahead of the Asia-Pacific Economic Cooperation (APEC) leaders' forum.
AP Photo/Charles Dharapak
President Bush meets Aboriginal artist Cathymanka Marika, right, as Gapala Yumupingu, center, looks on during a visit to the Australian National Maritime Museum in Sydney, Australia, Thursday, Sept. 6, 2007.
GREG WOOD/AFP/Getty Images
Water police conduct a security sweep next to a ferry on Sydney Harbour near Circular Quay, Thursday, Sept. 6, 2007, ahead of the Asia-Pacific Economic Cooperation (APEC) leaders' summit. Members of an Australian TV comedy show, one dressed as Osama bin Laden, managed to drive through two security checkpoints on Thursday before being stopped near the Sydney hotel where President George W. Bush is staying.
AP Photo/Charles Dharapak
President Bush, right, speaks as South Korean President Roh Moo-hyun looks on during their meeting on the sidelines of the APEC summit in Sydney, Australia, Friday, Sept. 7, 2007. Mr. Bush suffered an awkward moment with the South Korean president over terms for ending the Korean War.
AP Photo/Rob Griffith
APEC leaders wave in Drizabone jackets during a photo opportunity at the Sydney Opera House in Sydney, Australia, Saturday, Sept. 8, 2007. President George W. Bush is in the front row on the far right.
AP/RIA Novosti, PPS, D. Astakhov
Russian President Vladimir Putin, left, gestures as he stands with Thai Prime Minister Surayud Chulanont, center, and U.S. President George W. Bush, in Drizabone jackets for a photo opportunity at the Sydney Opera House in Sydney, Australia, Saturday, Sept. 8, 2007.
AP Photo/Charles Dharapak
President Bush boards Air Force One en route to Honolulu, Hawaii, leaving the APEC summit in Sydney, Australia, Saturday, Sept. 8, 2007.