Mideast Irans Shadow Force

In this Sept. 22, 2011 photo, members of Iran’s Revolutionary Guard march in front of the mausoleum of the late Iranian revolutionary founder Ayatollah Khomeini, just outside Tehran, Iran, during armed an forces parade marking the 31st anniversary of the start of the Iraq-Iran war. Among the many mysteries inside Iran’s ruling hierarchy, the Quds Force, which sits atop the vast military and industrial network of the Revolutionary Guard, has a special place in the shadows. (AP Photo/Vahid Salemi)