U.S. President Barack Obama waves to the crowd before giving his speech during the inauguration ceremony in Washington, January 20, 2009. Photo/REUTERS

U.S. President Barack Obama smiles from the podium before delivering his speech following his inauguration as the 44th President of the United States in Washington, January 20, 2009. Photo/REUTERS

Barack Obama is sworn in by Chief Justice John Roberts as the 44th president of the United States of America on the West Front of the Capitol in Washington, January 20, 2009. Obama became the first African-American to be elected to the office of President in the history of the United States. Photo/REUTERS

The 44th President of the United States, Barack Obama, takes the oath given by US. Supreme Chief Justice John Roberts, Jr. (not in photo) during the inauguration ceremony in Washington January 20, 2009. Photo/REUTERS

Barack H. Obama (L) shakes the hand of Chief Justice John Roberts after his swearing in as the 44th president of the United Statesas on the West Front of the Capitol as his wife Michelle looks on in Washington, January 20, 2009. Obama became the first African-American to be elected to the office of President in the history of the United States. Photo/REUTERS

President Barack Obama is sworn in as the 44th President of the United States during the inauguration ceremony in Washington, January 20, 2009. Michelle Obama watches at right. The Bible Obama uses is the same one that President Abraham Lincoln used at his Inauguration in 1861. Photo/REUTERS

Barack Obama arrives for his inauguration ceremony as 44th President of the United States in Washington, January 20, 2009. Photo/REUTERS

U.S. Vice President Joseph R. Biden (L) is greeted by President Barack Obama after being sworn in as Vice President during the inauguration of Barack Obama as the 44th President of the United States of America on the West Front of the Capitol in Washington, January 20, 2009. Obama becomes the first African-American to be elected to the office of President in the history of the United States. Photo/REUTERS

Former U.S. President George W. Bush greets U.S. President Barack Obama (L) on the North Portico of the White House in Washington, January 20, 2009. Former First lady Laura Bush is second from left, and now First Lady Michelle Obama is at right. Photo/REUTERS