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 ...

This is an archived article and the information in the article may be outdated.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. OKLAHOMA CITY – A former Oklahoma City law ...

A 69 year old Oklahoma man has been indicted by a federal grand jury for teaching customers how to beat polygraph tests, or lie detector tests, on his website Polygraph.com. Doug Williams, a former ...

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 ...

A former Oklahoma City law enforcement officer and owner of “Polygraph.com” pleaded guilty on Thursday to obstruction of justice and mail fraud for training customers to lie and conceal crimes during ...

A former Oklahoma City police officer was federally indicted for training people to beat a lie-detector test. Government prosecutors said he was obstructing justice by helping people conceal crimes.

Unfortunately, dishonesty or honesty via polygraph can be easily manipulated by the machine operator. I have experience with the machines as part of criminal interrogations training, I have witnessed ...