The absence of a corpse does not mean there was no murder, it simply means that the murderer did his job well, and his lawyer would have you reward him for that with an acquittal.
העדר גוויה אינו אומר שלא היה רצח, זה אומר שהרוצח עשה את עבודתו כהלכה, ועו"ד שלו יבקש מכם לגמול לו בזיכוי.