Treasury Secretary Timothy F. Geithner talks on his cell phone as he walks towards the West Wing of the White House in Washington on Tuesday, July 27, 2010. (AP Photo/Pablo Martinez Monsivais)

Photo by: Pablo Martinez Monsivais

Treasury Secretary Timothy F. Geithner talks on his cell phone as he walks towards the West Wing of the White House in Washington on Tuesday, July 27, 2010. (AP Photo/Pablo Martinez Monsivais)