Polygraph unknown. In 2012, a McClatchy investigation found that the National Reconnaissance Office was possibly breaching ethical and legal boundaries by encouraging its polygraph examiners to extract personal and private information from US Department of Defense personnel during polygraph tests that purported to be limited in scope to counterintelligence matters. Allegations of abusive polygraph practices were brought forward by former NRO polygraph examiners. Most polygraph researchers have focused more the exam's predictive value on a subject's guilt. However, there have been no empirical theories established to explain how a polygraph measures deception. Recent research indicates that Functional Magnetic Resonance Imaging (fMRI)
For a Few Dollars More For a Few Dollars More For a Few Dollars More () is a 1965 spaghetti Western film directed by Sergio Leone. It stars Clint Eastwood and Lee Van Cleef as bounty hunters and Gian Maria Volontè as the primary villain. German actor Klaus Kinski plays a supporting role as a secondary villain. The film was an international co-production among Italy, West Germany, and Spain. The film was released in the United States in 1967, and is the second part of what is commonly known as the "Dollars Trilogy", following "A Fistful of Dollars" and preceding "The Good, the Bad and