State v. Justin Keith Austin

BRODY, Justice *779 This case addresses whether a defendant accused of DUI can present expert testimony regarding his alcohol concentration at the time he was driving. In April 2015, an Ada County Sheriff's Deputy pulled Justin Keith Austin over for failure to use a turn signal. During the stop, the deputy detected the smell of alcohol, and Austin's appearance further led the deputy to believe he was driving under the influence. After performing a field sobriety test, he arrested Austin and approximately thirty minutes after the initial stop conducted two breath tests that demonstrated alcohol…