High stakes: As recreational pot sales near, race on to develop public safety tools | The Berkshire Eagle | Pittsfield Breaking News, Sports, Weather, Traffic

As recreational marijuana sales come online, more people are expected to drive while impaired. But until Massachusetts law — and science — catch up with cannabis culture, keeping roads …

Source: High stakes: As recreational pot sales near, race on to develop public safety tools | The Berkshire Eagle | Pittsfield Breaking News, Sports, Weather, Traffic