Catherine: What's with the tape?
Greg: The evidence wasn't cooperating so I stuck it to them.
Catherine: Ah.. sorry Sara, I need the microscope. Priority.
Sara: I have 3 more samples to run then I'm finished It'll be your turn.
Catherine: This can't wait.
Sara: It can't, or you can't.
Catherine: Both, go have a cup of coffee on me.
(Sara stares at Catherine for a second and then gets up)
Sara: The coffee's free.
Catherine: Thank you.