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 Department of Homeland Security (DHS) is using polygraph tests to figure out who could be leaking information to news outlets, with some agency officials contending the disclosed information has ...

The Department of Homeland Security has begun administering polygraph tests to employees in an effort to identify those leaking information about immigration operations to the media, according to four ...

Nova Scotia RCMP have conducted a second round of polygraph examinations in the disappearance of Jack and Lilly Sullivan, ...

SALT LAKE CITY (KUTV) — Police call lie detector tests an effective tool. However, one lawmaker doesn’t want police to use them on sex assault victims in Utah ever again, even if the victim wants it.

Trump administration officials are threatening polygraph tests on staffers to cut down on leakers who paint an unfavorable image of the White House. “We can confirm the FBI has begun administering ...

MOBILE, Ala. -- Mobile County Commissioner Stephen Nodine told a polygraph analyst that he volunteered to take a drug test on the day that marijuana was found in his truck, but Sheriff Sam Cochran ...

In February of 1994, the FBI arrested Aldrich Ames, who had been a CIA employee for 31 years. Ames was arrested and charged with espionage. He was a Russian spy. For nine years, he had been passing ...

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 ...