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Tennessee DUI News

An Introduction to DUI Field Sobriety Tests

 Many people believe that every field sobriety test helps an officer determine if someone is intoxicated. This is not true. Officers may administer and reference many different types of field sobriety tests, but the National Highway Traffic Safety Administration (NHTSA) has validated and standardized only three to assist them in making a DUI arrest decision. Collectively these tests are often referred to as NHTSA’s Standardized Field Sobriety Tests, referred to by law enforcement officers as SFSTs, or just FSTs. It ... Read More »

Horizontal Gaze Nystagmus Detector?

Consumers should exercise extreme caution when using any app on a mobile computer to determine whether they are fit to drive. For instance, in late 2011, a company called Breathaleyes began marketing an app on the iTunes store that is to be used to determine whether a person is exhibiting alcohol induced horizontal gaze nystagmus. The HGN is one of the three standardized tests developed by the National Highway Traffic Safety Administration to assist officers in determining whether a person’s ... Read More »