Haskell's return has the CSIs grasping for answers. Here's a shot from the April 28, 2011 episode of CSI.
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CSI Season 11 Episode 20 Quotes

Nick: So when was the last time you saw Graham?
Lydia Kole: When he told me to turn my vibrator down.

I'm sick of this guy. He's like the Joker in Batman, except without the laughs.

Brass