DWI test errors may have impacted more than 275 cases in Minnesota

State officials say that the ability of Minnesota law enforcement to test for drunk-driving has not been hampered by the ...
KSTP

Prosecutors reviewing DWI cases after BCA identifies alleged errors in testing process

The Minnesota Bureau of Criminal Apprehension identified at least 275 DWI tests in five Minnesota counties after ‘human error’ was identified.
InForum

Breath test machine set-up affects more than 100 DWI cases in Olmsted County

This comes less than a week after inspections by the BCA found incorrect installation procedures had affected some DataMaster DMT machines in Winona, Chippewa and Atkin counties.