Can you handle the truth? Regardless, it's Tommy Platt's job to find it out. Platt, an investigator with the Aiken County Sheriff's Office, is also the agency's polygraph examiner. Also known as a ...

WELD COUNTY — Hours of interviews and video evidence of Chris Watts show the man who pleaded guilty to murdering his pregnant wife and their two daughters and reveals how investigators learned of his ...

The Energy Department plans to end its across-the-board polygraph testing of job applicants and employees, according to a rule that department officials published in the Federal Register. The policy ...