A former police officer who owned Polygraph.com pleaded guilty on Wednesday to helping people lie and cover up crimes during polygraph examinations. Douglas Williams, a 69-year-old former Oklahoma ...

OKLAHOMA CITY (CN) - A federal indictment accuses a former Oklahoma City police officer of teaching customers of his polygraph business to lie and hide crimes to get federal jobs. A grand jury ...

HUNTSVILLE, Alabama - During an armed robbery trial in late October, defense attorney Jake Watson mentioned in cross-examination that his client had offered to take a polygraph test. Huntsville Police ...

Guess he couldn’t lie his way out of this one. A former Oklahoma law enforcement officer pleaded guilty Wednesday to obstruction of justice and mail fraud for running Polygraph.com, a service in which ...

Derry York, ex-cop and licensed polygraph examiner, offers this advice on his website: If you're going to lie, your best option is not to take the test. Don't waste time trying to learn how to beat ...

Judging by Doug Williams' business website, it doesn't look like he thought he had anything to hide. On Polygraph.com, Williams, a former officer with the Oklahoma City Police Department turned ...