Fortitude - Season 1 Episode 8 -

Frank takes the law into his own hands in a bid to clear Liam's name, while Morton realises Henry may have vital information about Pettigrew's death. A polar bear carcass arrives at the research centre's lab and as Vincent and Natalie analyse the corpse, they develop a theory about the recent events in Fortitude, which they feel compelled to share with Hildur and Dan