FILE—Vanessa Caudel, a nurse, sits at her work station in the Great Circle treatment center on Feb. 24, 2022, in Salem, Ore., where she provides doses of methadone, which can relieve the "dope sick" symptoms a person in opioid withdrawal experiences. Almost two years after Oregonians voted to decriminalize drugs and dedicate hundreds of millions of dollars to treatment services, the pioneering effort has been struggling to show progress. (AP Photo/Andrew Selsky, File)