(December 4, 2017, 8:55 AM EST) -- SEATTLE — A Washington federal judge on Nov. 30 denied a motion by opioid maker Purdue Pharma LP to certify to the state Supreme Court its challenge of a city’s use of the municipal cost-recovery rule for costs that the defendant says are not a cognizable tort injury (City of Everett v. Purdue Pharma L.P., et al., No. 17-209, W.D. Wash., Seattle Div.)....