With more than 230,000 positive drug tests since 2020, how the trucking industry detects drivers’ drug use is an important topic. Currently, Department of Transportation drug testing relies entirely ...

Over the last year, a group of officers with the Minnesota State Patrol carried a new piece of equipment in their squad cars. It looked like a Keurig machine, only this device doesn't make coffee; It ...

A urine test can detect THC for up to 30 days after use. THC is detectable in blood for the shortest time, up to 12 hours, but can stay longer in heavy users. Hair tests show THC use for the longest ...