When police arrived at his house to investigate a hit-and-run, Joseph Ruddy, one of the nation’s most prolific federal narcotics prosecutors, looked so drunk he could barely stand up straight, leaning on the tailgate of his pickup to keep his balance.

But he apparently was under control enough to be waiting with his U.S. Justice Department business card in hand.

“What are you trying to hand me?” an officer asked. “You realize when they pull my body-worn camera footage and they see this, this is going to go really bad.”