The word “mandatory” has been batted around in headlines and social media posts the last few weeks describing long-in-the-works reforms to driver drug testing protocol. But what, exactly, will be ...

Recent news has shown a cohort of Senators pressing the Department of Health and Human Services to issue technical guidance for hair-sample testing — a required first step, according to the Department ...

Zero emissions. The road to zero. It seems as if zero has ingrained itself in transportation culture as the ultimate endgame, yet we continue to slowly plod toward a zero tolerance for drugs and ...