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Walternate asks Peter to help complete the device, while the fugitives Walter and Olivia are reunited with William Bell. Meanwhile, the alternate world's Fringe Division closes in on the invaders, and Peter must make a life-shattering decision.
First Air Date : Sep 09, 2008
Last Air date : Jan 18, 2013
Episode : 100 Episode
Season : 5 Season
Runtime: 26:14 minutes
Studio: FOX
Country: United States of America
