You knew it was coming: A movie of Barack Obama's historic election as the nation's first African-American president. Sony Pictures tells Whispers that it has acquired the rights to distribute the HBO documentary By t he People: The Election of Barack Obama. In describing the film, the media giants say that the previously untitled flick won't be just a collage of biographical and campaign video. Added will be interviews with staffers and campaign aides to give us a behind-the-scenes look at life in Obamaland. It ought to be pretty polished: Ed Nortons Class 5 Films did the work.