CHIEFS MEET U.S. Army Gen. David Petraeus, Commander, U.S. Central Command, introduces U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, at the U.S. Central Command Central and South Asia Nations Chiefs of Defense Conference in Washington, D.C., March 31, 2009. The annual three-day conference is an opportunity to increase high-level dialogue between theatre commander and regional defense chiefs. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 782764-S-CNO52-793.jpg Photo Gallery