PENTAGON BRIEFING Defense Secretary Robert M. Gates, left, and Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, recommend Army Lt. Gen. Stanley McChrystal replace Army Gen. David D. McKiernan as commander of NATO's International Security Assistance Force and U.S. forces in Afghanistan at a press briefing at the Pentagon, May 11, 2009. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 768340-Z-TXP72-890.jpg Photo Gallery