U.S. President Barack Obama acknowledges members of the media as he walks towards the Oval Office at the White House in Washington, upon returning from a day-trip to Schenetady, New York, January 21, 2011. Obama, in another shift toward the political center, named General Electric Co. Chief Executive Jeffrey Immelt on Friday as a top outside economic adviser to help lift hiring. REUTERS/Hyungwon Kang (UNITED STATES - Tags: BUSINESS POLITICS)