Chairman of the Joint Chiefs of Staff Navy Adm. Mike Mullen addresses the traveling media after a meeting with Zabul provincial governor Mohammad Ashraf Naseri, April 24, 2009, at Forward Operating Base Walton, Zabul Province, Afghanistan. During his six-day tour of the U.S. Central Command area of responsibility, Mullen will be escorting a USO tour, meeting with counterparts and visiting troops.