Barack Obama is sworn in as the 44th president of the United States by Supreme Court Chief Justice John Roberts while first lady Michelle Obama looks on. Chip Somodevilla/Getty Images hide caption toggle caption Chip Somodevilla/Getty Images Presidential Inauguration Of Barack Obama Transcript: Barack Obama's Inaugural Address January 20, 2009 "Today I say to you that the challenges we face are real. They are serious and they are many. They will not be met easily or in a short span of time. But know this, America -- they will be met," President Barack Obama said in his inaugural address.