Fringe Season 2 Episode 4 “Momentum Deferred”. While the Fringe team are investigating a series of robbery cases that are linked to shapeshifting, Walter tries to help Agent Dunham recover from a very traumatic experience when she visited an alternate reality. Agent Dunham was given a powerful concoction to stimulate her memory and help her remember of what had happened. As the clues are tracked, another woman being experimented by Walter was introduced. Watch this episode as more suspense and drama unfolds in the Season 2 of Fringe. Don’t miss it! Watch Fringe Season 2 Episode 4 s02e04 “Momentum Deferred”! It will be aired on Thursday, October 8 at 9:00 PM over FOX.