For now at least, the investigation will be led by investigators in the F.B.I.'s inspections division, officials said.
Still others -- as many as 5percentt of the division, officials here said -- have sought counseling for symptoms of combat stress or other problems with readjustment.
Sports division officials are speaking quietly about losing $1 billion or more this year across all networks for the N.B.A., the N.F.L. and Major League Baseball.
The Army suffered the heaviest losses, including Lt. Gen. Timothy J. Maude, a three-star general who led the Army's personnel division, officials said.
Mr. Sullivan said division officials routinely check the results of medical exams given to commercial and school bus drivers in New Jersey.
Responding to its Police Department's failure to investigate a high-ranking officer for misconduct, the Port Authority of New York and New Jersey stripped the department of control over its internal affairs division, officials said Wednesday.
Mr. Sunday said oil and gas division officials wanted to see only the results they deemed relevant to determining whether drinking water was being contaminated by Marcellus Shale gas drilling and production.
Criminal division officials learned about the details of Wide Receiver in late 2009, after a prosecutor from its gang unit was sent to Arizona to help bring charges in the case.
