MULLEN BRIEFING U.S. Navy Adm. Michael G. Mullen, chairman of the Joint Chiefs of Staff, conducts a press briefing at the Pentagon, Feb. 1, 2008. Mullen discussed the process for deciding when troops would redeploy from Iraq. SHARE: Download: Full Size (0.02 MB) Credit: VIRIN: 001961-D-IKR05-875.jpg Photo Gallery