Calleigh Duquesne: Guess what our substance is off the dead lawyer's shirt.
Ryan Wolfe: Uh, well, considering that it came from the undercarriage of his car, which was pierced by his bone, which incidentally I'm really glad I wasn't there to see, my guess is... motor oil, 10W30.
Calleigh Duquesne: Try soybeans.
Ryan Wolfe: Soybeans, like ethanol?
Calleigh Duquesne: No, as in bio-diesel. One hundred percent bio-diesel, in fact. It's rare, so it should make our hit and run car easy to find.
Ryan Wolfe: Well, it's nice to know that our killer cares about the environment.