FBI Can Spy More Widely On Web Than Thought The FBI's e-mail surveillance tool, known as Carnivore, can retrieve all communications that go through an Internet service--far more than FBI officials have said it does--a recent test found, according to bureau documents. "That really contradicts the explanation that the FBI has provided as to the purpose of the system and how it works," said David Sobel, general counsel for the Washington-based Electronic Privacy Information Center. "We've been led to believe that the purpose of Carnivore is to filter and pinpoint the particular communications that the FBI is authorized to obtain. ...