An investigation into an 8-pound shipment of marijuana that turned up unexpectedly at a Healdsburg business in 2016 started as a routine case of intercepted contraband.
It would eventually cost a police officer his job.
The details of what occurred at the business — and a one-month internal investigation by the Healdsburg Police Department into the conduct of its own officer — are documented in 424 pages of investigatory files obtained this week by The Press Democrat. They give an unprecedented first look into the ways Sonoma County law enforcement agencies police themselves.
According to the documents, a woman at the unnamed business showed the suspicious package to then-Officer Ryan Howard. She said her adult…