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 ...

The Federal Bureau of Investigation (FBI) has found itself embroiled in a rather odd situation involving polygraph tests. In April, it confirmed to NPR that it was using these tests to catch personnel ...

Alex Murdaugh failed a polygraph test administered as part of the plea agreement for the disgraced former attorney's raft of financial crimes, violating the deal, which required his truthfulness, ...

A recent polygraph test taken in Orange County, Calif., has brought the validity of polygraphs — also called “lie detector tests” — into question. Even though some police departments and ...

A version of this story appeared in CNN’s What Matters newsletter. To get it in your inbox, sign up for free here. When President Ronald Reagan’s White House threatened thousands of government ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DELPHI, Ind. — Last month, the attorneys of ...