U.S. President Barack Obama has set an ambitious global agenda but how different are his policies from those of his predecessors and will they change the way in which the world views America? Recently, U.S. Secretary of State Hillary Clinton, outlined the administration’s vision as reflecting "the world as it is, not as it used to be" and said America would lead by inducing cooperation and moving away from "a multi-polar world and toward a multi-partner world."On Wednesday’s "Riz Khan", two top officials from the Clinton White House, former U.S. Secretary of State Madeleine Albright and former National Security Advisor Sandy Berger give us their take on Obama’s approach to Afghanistan and Pakistan as well as the President’s attempts to restart Middle East peace efforts and enter dialogue with Iran. We asked "How much has really changed and will the Obama vision of a "multi-partner" world really work? Less