"I just think it's time," he says, adding that he first floated the idea of leaving to Mr. Bush a year ago. His friends confirm he had been talking about it with others even earlier. But Democrats took Congress, and he didn't want to depart on that sour note. He then thought he'd leave after the State of the Union, but the Iraq and immigration fights beckoned. Finally, Chief of Staff Josh Bolten told senior White House aides that if they stayed past a certain point, they were obliged to remain to Jan. 20, 2009.'Above the Fray' - Ryan Lizza - GQ.
Now Obama’s pollsters were finding alarming evidence that their candidate was vulnerable to the same phenomenon. When they compared the percentage of Democrats who said they strongly approved of Obama with the percentage who said they would vote for him, they found that the latter number was significantly lower than the former. Inside the campaign, aides dubbed this “the Gap.” It was a sobering, hard number that quantified the difference between vague enthusiasm and actual votes. For Hillary Clinton, the gap is much smaller. The majority of voters who strongly approve of her also say they will vote for her.'Democrats quietly fear a backlash from Clinton' - Ron Fournier - Associated Press.
In more than 40 interviews, Democratic candidates, consultants and party chairs from every region pointed to internal polls that give Clinton strikingly high unfavorable ratings in places with key congressional and state races.