(FILES): These file photos show US Presi

(FILES): These file photos show US President George W. Bush (L) speaking during his final press conference in the Brady Press Briefing Room at the White House in Washington, DC, on January 12, 2009, and then US Democratic presidential candidate Illinois Senator Barack Obama (R) speaking during a press conference at the Belleview Biltmore Resort in Clearwater, Florida, on September 24, 2008. At noon on January 20, 2009 George W. Bush hands successor Barack Obama two unfinished wars and a worldwide economic meltdown and leaves historians the job of judging his tumultuous eight-year presidency. AFP PHOTO / Files (Photo credit should read -/AFP via Getty Images)