FBI investigators complained repeatedly about being swamped with information from the wiretaps.
And FBI Director Robert Mueller even raised concerns about the wiretapping's legality.
"We'd chase a number, find it's a schoolteacher with no indication they've ever been involved in international terrorism - case closed." -- A former FBI official quoted in the New York TimesSources tell the New York Times the program has failed to uncover any terrorist plot or al Qaeda cell operating in the United States.
Agents in FBI field offices joked about the intercepts from the NSA as "more calls to Pizza Hut" every time they were told to run down new leads from the NSA. (NYT)