The International Association of Chiefs of Police (IACP), working in partnership with the National Highway Traffic Safety Administration (NHTSA), and various state highway safety offices, continues to provide one of the premier impaired driving training conferences in the world. The 2017 IACP Annual Training Conference on Drugs, Alcohol, and Impaired Driving (DAID Conference) was held in National Harbor, Maryland, and attracted close to 1,000 attendees.