HILL TESTIMONY Defense Secretary Leon E. Panetta and Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, testify during a hearing of the Senate Armed Services Committee on the U.S. strategy in Afghanistan and Iraq, Sept. 22, 2011. SHARE IMAGE: Download Image: Full Size (0.04 MB) Photo By: VIRIN: 005308-U-NTV19-517.jpg Photo Gallery