CBS News - Militants of the Islamic State of Iraq and Syria (ISIS) have infiltrated one of Baghdad's outer suburbs, Abu Ghraib which is only eight miles from the runway perimeter of Baghdad's international airport. It's cause for serious concern now that the Iraqi Defense Ministry has confirmed ISIS has MANPADs, shoulder fired anti-aircraft missiles. The Iraqi army is still patrolling Abu Ghraib, but they play cat and mouse with the ISIS fighters who stage hit and run attacks on security forces. It's a mixed picture around the city. ISIS took over the city of Fallujah -- only about 40...