In 2001, 6,400 cases of fraud were reported across the country.
The agency did not say how many cases of fraud it expected to find.
On the surface, it seems like just another big bank fraud case.
"We believe there may be several hundred cases of fraud."
In most cases of fraud, the national authorities can provide help.
As with all large institutions, there are cases of fraud.
"What the Government always argued was at its heart a very simple fraud case."
The state has prosecuted two cases of fraud in such programs since 1988.
Justice Department officials decided to bring a simpler fraud case.
The book's author says it is "the largest fraud case in American history."