Chairman of the U.S. Federal Reserve Ben Bernanke walks through the lobby of Jackson Lake Lodge as he enters the morning session of the Federal Reserve's Jackson Hole Economic Symposium at Jackson Lake Lodge in Grand Teton National Park, Wyoming August 22, 2009. Reuters Pictures 3 months ago

Chairman of the U.S. Federal Reserve Ben Bernanke walks through the lobby of Jackson Lake Lodge as he enters the morning session of the Federal Reserve's Jackson Hole Economic Symposium at Jackson Lake Lodge in Grand Teton National Park, Wyoming August 22, 2009.