While an officer who is posing as a crooked cop in order to expose a crime ring which be be the genuine article who has problems as Tony also suspects him. watch
As the circumstances surrounding Olivia intensify, the Fringe team investigates a perplexing case involving genetic mutation. A highway construction worker in rural Pennsylvania goes missing when he is mysteriously drawn into an underground tunnel filled with human remains. Meanwhile, back in the lab, Walter is attempting to simulate travel between realities on frogs. When it's discovered that the disappearance in Pennsylvania is not an isolated incident, the Fringe team travels to the crime scene to unearth evidence. watch
As the circumstances surrounding Olivia intensify, the Fringe team investigates a perplexing case involving genetic mutation. A highway construction worker in rural Pennsylvania goes missing when he is mysteriously drawn into an underground tunnel filled with human remains. Meanwhile, back in the lab, Walter is attempting to simulate travel between realities on frogs. When it's discovered that the disappearance in Pennsylvania is not an isolated incident, the Fringe team travels to the crime scene to unearth evidence. watch