A helicopter of the Blackwater security firm flies low above the scene where a roadside bomb exploded near the Iranian embassy in central Baghdad in July of 2005. (Yuri Cortez / AFP / Getty Images)

The Sixth Branch?

A helicopter of the Blackwater security firm flies low above the scene where a roadside bomb exploded near the Iranian embassy in central Baghdad in July of 2005.

Credit: Yuri Cortez / AFP / Getty Images