Facebook junkie Vin Diesel releases two more photos from the set.

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The latest chapter of the groundbreaking saga that began with 2000′s hit sci-fi film ‘Pitch Black’ and 2004′s ‘The Chronicles of Riddick’ reunites writer/director David Twohy (‘A Perfect Getaway,’ ‘The Fugitive’) and star Vin Diesel. Diesel reprises his role as the antihero Riddick, a dangerous, escaped convict wanted by every bounty hunter in the known galaxy.