" Abu Ghaith 's statement , given after his arrest , is four pages long . Expert says his value is in assessing status of former al Qaeda leaders in Iran . Concern is al Qaeda could gain power in Iran again . Abu Graith is charged with conspiracy to kill Americans .
Sulaiman Abu Ghaith 's statement , given after his arrest , is 22 pages long . Expert says his value comes in assessing status of former al Qaeda leaders in Iran . Concern is al Qaeda could gain power in Iran again . Abu Graith is charged with conspiracy to kill Americans .