San Diego police only provide the device to certified drug recognition experts, who say it’s a great tool, but also the last ...

You roll your window down. The officer leans in. “Have you had anything to drink tonight?” Before you can answer, they’re unholstering a breathalyzer. But here’s what they’re not telling you: in most ...

For decades, police have used breathalyzers to test for alcohol, but they don’t have a reliable tool to measure marijuana use. That could change soon. Researchers are working to develop a breathalyzer ...

Rapper GloRilla turned down a breath test during a DUI arrest in Gwinnett County, Georgia, police said. Is that legal? Chris Day/The Commercial Appeal USA TODAY NETWORK Rapper GloRilla was arrested on ...

Other police forces in Canada have implemented mandatory alcohol screening since the Criminal Code was amended in 2018 to ...

Citing "implied consert," justices overturned an appellate decision that suppressed results because the test was administered ...