Wareham Police arrested an Onset woman for trafficking in Fentanyl over 10 grams on Sunday, Oct. 20. Officer Charles Pillsbury responded to a report of a suspicious person in the parking lot of Tractor Supply at 12:51 p.m. 

The officer and a detective confiscated more than 12 grams of suspected Fentanyl and a quantity of cash from Mariann Downey, 34, and placed her under arrest.