Defendants continued to argue that the DataMaster DMT machine was not properly approved, further claiming that: (1) the initial 2006 approval letter could not have covered the DMT model because the ...

The Minnesota Bureau of Criminal Apprehension shared that a key piece of equipment used in alcohol detecting machines (DMT) was “installed incorrectly” by local law enforcement in three counties.

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 ...

ROCHESTER — A procedural error state law enforcement officials say affected more than 200 breath tests of suspected impaired drivers might have been prevalent for ...