U.S. Navy Adm. Mike Mullen (L), chairman of the Joint Chiefs of Staff and U.S. Army Gen. David Petraeus, commander, International Security Assistance Force depart ISAF  headquarters in Kabul, Afghanistan meet in Kabul, Afghanistan on on September 3, 2010. UPI/Chad J. McNeeley/U.S. Navy

Photo by: Chad J. McNeeley

U.S. Navy Adm. Mike Mullen (L), chairman of the Joint Chiefs of Staff and U.S. Army Gen. David Petraeus, commander, International Security Assistance Force depart ISAF headquarters in Kabul, Afghanistan meet in Kabul, Afghanistan on on September 3, 2010. UPI/Chad J. McNeeley/U.S. Navy