Federal agencies have stepped up their efforts over the past few weeks to find potential leakers, and some — like the FBI, the Department of Homeland Security and the Department of Defense — are ...

Polygraphs are among several follow-up exams that are considered before hiring, including a drug test and a psychological exam. Members of Peoria's Fire & Police Commission are considering ending the ...

Polygraph exams are commonly called "lie-detector tests" but experts say that's not true. The FBI and other agencies are using polygraphs to find leakers. But do they work? Federal agencies have ...