FORT HUACHUCA, Ariz. – Four Soldiers from the 18th Military Police Detachment are now certified in Horizontal Gaze Nystagmus (HGN) after attending a three-day course conducted by the Sierra Vista ...

Before QUINN, CJ., and PIRTLE and PARKER, JJ. This is an appeal from an order granting the motion of Daniel Cabral-Tapia (Cabral) to suppress the results of the horizontal gaze nystagmus (HGN) test ...

Built to last and designed with input from leading SFST and DRE experts, the X3 by ToxOptix incorporates multiple technologies in one durable, all-inclusive handheld penlight sized device, eliminating ...

INDIANAPOLIS (WISH) — It’s about the size of a small screen, and yet, it could have a major impact on how field sobriety tests are conducted in the United States. Peter Zahart of Winamac calls it the ...

If a police officer suspects you've been driving impaired, they'll likely ask you to undergo tasks that gauge physical and mental capacities, collectively known as standardized field sobriety tests ...