WASHINGTON (AP) - Timothy Geithner says he will not serve President Barack Obama as Treasury secretary in a second term.

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Geithner says in a Bloomberg Television interview that he doesn't think Obama would ask him to remain at Treasury should the president win re-election to a second term. Geithner is the only remaining top official on Obama's original economics team.

He had considered leaving the administration in August after the congressional battle over raising the debt was resolved.

But Obama asked him to reconsider and remain in the Cabinet, and Geithner did.

Geithner helped lead the administration's response to the 2008 financial crisis. He was a frequent target of Republican criticism during his three years at Treasury.