One of the nation's most prolific federal narcotics prosecutors flouted ethics rules last year when he drunkenly handed his business card to Florida police investigating a hit-and-run crash, a Justice Department watchdog found.

The finding comes nearly a year after The Associated Press published body-camera footage following a Fourth of July crash in which Joseph Ruddy was accused of striking another vehicle, leaving the scene and improperly seeking to leverage his position as an assistant U.S. attorney in Tampa to blunt the fallout.