Doonesbury by Garry Trudeau for April 09, 1973
Mike: Skip, when you were a P.O.W., were you treated pretty well? Man: Actually, Mike, that's kind of a painful subject for me... Mike: Oh, gee, I'm sorry, Skip, of course it is! that was very insensitive of me. I'm sure you just want to forget. B.D.: What, they beat you or somethin'? Mike: B.D.!