** FILE ** President Obama shakes hands with former President George W. Bush in the Rose Garden at the White House in Washington on Jan. 16, 2010. (AP Photo/Pablo Martinez Monsivais)

Photo by: Pablo Martinez Monsivais

** FILE ** President Obama shakes hands with former President George W. Bush in the Rose Garden at the White House in Washington on Jan. 16, 2010. (AP Photo/Pablo Martinez Monsivais)