Ashley Turton, a former Democratic aide whose death last month shocked friends and colleagues on Capitol Hill, was under the influence of alcohol when she crashed her car into the family garage early on the morning of Jan. 10, an autopsy found. According to a statement released Friday by the Office of the Chief Medical Examiner for the District of Columbia, Turton died from the “inhalation of products of combustion and thermal burns” caused by a fire after her car crashed into the garage of the Turton’s Capitol Hill home. Turton, a mother of three, was also under the influence...