According to the preview offered by Vanity Fair: [Todd] Purdum spends a day inside the West Wing and talks to Obama’s top aides, who tell him about the challenges of playing the Beltway game, ugly as it has become, even as their boss insists they find a way to transcend it. “There’s a relentlessness to this that’s unlike anything else, especially when you come into office in a time of crisis,” says Obama senior adviser David Axelrod. “We did not exactly ease into the tub. The world is so much smaller, and events reverberate much more quickly, and one person...