The discovery of the shells has prompted a probe, led by U.S. intelligence, into how the Libyans obtained them; several sources said early suspicion had fallen on Iran.
Allegations of collusion between Rowland and Monsanto have prompted a probe by the EPA's Office of Inspector General.
Limits on manpower and resources mean that most complaints do not prompt a formal probe and therefore do not come to the attorney general's attention, former officials said.
That information was revealed in the investigation by the Republican-led Select Committee on Benghand, and prompted a yearlong probe by the FBI.
News of the rapes prompted a federal probe, which found that there were at least 142 allegations of sexual assault at the Academy from 1999 to 2002.
San Francisco's police chief quit last month after a string of officer-involved shootings and controversial incidents that have prompted a federal probe of the department.
But another company providing insurance coverage to Palmer, American Family Life Insurance Company, or AFLAC, noticed something amiss and reported possible fraud to state authorities, prompting a second probe, officials said.
The shooting was the latest in a series of scandals that have rocked the department, prompting a federal probe and public demand for reform.
The allegations also have prompted a Senate probe into Wall Street's expansion into the commodities business, as concerns multiply over whether the broader economy is being hurt by banks using important raw materials for trading.
In addition to Fed and CFTC reviews, the allegations have prompted a Senate probe into Wall Street's expansion into the commodities business as an increasing number of companies claim that the broader economy is being hurt by banks using important raw materials to boost their own profits.
It was this revelation by a CIA officer who was interviewed by a member of the inspector general's staff on May 16 , 2012that prompted a larger probe involving interviews with six CIA officers to find out if those who worked on ZDT "committed any statutory or regulatory violations by accepting means and gifts" from the filmmakers.
