The same expertise we learned at the autopsy table can be applied to living people who've been shot, battered, or raped. The search for trace evidence is the same.
“May I share with you my earliest memory of a political row? It was with my mother, about the Queen - classic Freudian stuff, shrinks would say. I was eight, and refusing to watch the Queen's Christmas Day broadcast.”
“Mick Jagger and I just really liked each other a lot. We talked all night. We had the same views on nuclear disarmament.”