U.S. Vice President Joe Biden (R) points to some faces in the crowd with his son Hunter as they walk down Pennsylvania Avenue following the inauguration ceremony of President Barack Obama in Washington, January 20, 2009. Obama became the first black U.S. president on Tuesday and quickly turned the page on the Bush years, urging Americans to rally together to end the worst economic crisis in 70 years and repair the U.S. image abroad. REUTERS/Carlos Barria (UNITED STATES)