PRESS CONFERENCE Defense Secretary Robert M. Gates, left, and Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, talk to reporters during a Pentagon press conference about President Barack Obama's decision to accept the resignation of Army Gen. Stanley A. McChrystal. Gates and Mullen said they fully endorsed the president's decision. June 24, 2010. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 548114-I-QMW21-506.jpg Photo Gallery