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There's a serial killer on the run, and Patrick is giving Teresa a chance to exercise her own extrasensory powers of perception.

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In this episode directed by Simon Baker himself, the team enlists the help of a blogger who has devoted his life to finding their mystery murderer. David Paymer guest stars.

Watch an all-new episode of The Mentalist, tonight on CBS.

MORE: 'The Mentalist' Comes Face to Face with Red John