Jamestown, CA—The Tuolumne Narcotics Team (TNT) made a large fentanyl bust in Jamestown after obtaining a warrant to search a suspected dealer’s vehicle, which led to another stash of the deadly drug.
Sheriff’s officials report that the bust was part of a long-term investigation into 30-year-old David Junior Castanon of Oakdale, operating under the alias “Rico Smoove,” for the transportation and sales of fentanyl within the county, allowing for a search warrant of his vehicle. It was carried out on Thursday evening (1/29/26), when agents stopped Castanon’s vehicle, with passenger 47-year-old Laureen Michelle Gammon of Tuolumne, on La Grange Road, near Green Springs Road.
Inside the vehicle, TNT agents turned up just over 8 grams of suspected fentanyl, a digital scale, drug packaging material, and just over $2,200 in cash…