Invalidity Of HGN Eye Test
Written by Rob Healey on January 21, 2014 in SFSTs
I taught a continuing education seminar yesterday at UC Law School. My focus was on the validity of the Horizontal Gaze Nystagmus test, or HGN. This is a bouncing of the eye as it gazes to the side. This the first test done on most DUI suspects in the Dayton Ohio area. The officer will …Read More »