ARCHIVE: United States President Barack Obama, center, speaks while meeting with current and former diplomatic and national security officials including Colin Powell, former U.S. Secretary of State, from left, James Baker, former U.S. Secretary of State, Obama, Henry Kissinger, former U.S. Secretary of State, Madeleine Albright, former U.S. Secretary of State and founder of Albright Stonebridge Group LLC, and Admiral Mike Mullen, former chairman of the U.S. Joint Chiefs of Staff, to discuss the Trans-Pacific Partnership (TPP) in the Roosevelt Room of the White House in Washington, D.C., U.S., on Friday, November 13, 2015. Obama, hoping to kick off a new phase of selling the TPP at home while enhancing its prospects overseas, has enlisted some of the nation's top national security leaders to give testimonials. Credit: Andrew Harrer / Pool via CNP/AdMedia