31.   Most of those nuclear materials remain in unsecured buildings and under increasing threat of theft, said the GAO, which is the investigative arm of Congress.

32.   Nevertheless, the investigative arm of Congress did not recommend changing the existing process in the United States.

33.   On the table in front of him was a foot-high stack of critical reports issued by the General Accounting Office, the non-partisan investigative arm of Congress.

34.   One study is about to be issued by the General Accounting Office, an investigative arm of Congress.

35.   Since then two reports issued by the General Accounting Office, an investigative arm of Congress, have answered one of the chief Congressional complaints.

36.   The accounting office, the investigative arm of Congress, has been critical of FAA inspections for years.

37.   The accounting office, an investigative arm of Congress, is not questioning the technology produced by Vought.

38.   The accounting office, which serves as the investigative arm of Congress, concluded that the military involvement was fully authorized under federal antidrug law.

39.   The agency is the investigative arm of Congress.

40.   The agency, an investigative arm of Congress, solicited an opinion from the Transportation Department, which regulates airlines.