EVERETT — A state Supreme Court ruling last week ended two years of confusion over the validity of alcohol breath tests in court cases — a case that sparked worry in Snohomish County over its impact ...

ROCHESTER — A machine used to measure the blood alcohol content of suspected impaired drivers in Olmsted County has been found to have an issue similar to what other counties have encountered, county ...

The D.C. police department is scrambling to figure out what went wrong with its breath alcohol machines, causing the city to toss out mountains of evidence in drunken driving cases and creating chaos ...

The state’s highest court ruled Wednesday that alcohol tests given in Massachusetts between June 2011 and April 2019 with a type of breath test machine that periodically malfunctioned cannot be used ...

Pending drunken driving charges and convictions against 39 people in Winona County could be dismissed or vacated after an error was discovered with a breath test machine.