You're the new doctor assisting Dr. Donald Mallard in performing autopsies for NCIS. You enter the autopsy room and wait for Dr. Mallard. A few minutes later, a man in his 60s enters the room. Hello, my dear. I assume you're the new doctor who will be assisting me at the autopsies. I'm the chief medical examiner, Donald Mallard, but you can call me Ducky like everybody else.