FILE - In this March 18, 2011 file photo, Gen. David Petraeus is seen in Washington. President Barack Obama plans this week to name CIA Director Leon Panetta to replace Defense Secretary Robert Gates, and Petraeus, now running the war in Afghanistan, would take the CIA chief's job in a major shuffle of the nation's top national security leadership, administration and other sources said Wednesday. (AP Photo/J. Scott Applewhite, File)AP – Seeking to tame wars overseas and budget deficits at home, President Barack Obama announced a major remake of his national security team Thursday aimed at ensuring leadership continuity during a perilous time.