Description by couchtuner for Deadliest Catch Season 12 Episode 17 : A rogue wave forces Zack to make a life-or-death decision; Josh bets on a Bering Sea myth against his co-captain and crew; giant seas roll Sean Dwyer; Sig turns to daughter Mandy for help.
Watch It Here : Deadliest Catch Season 12 Episode 17 Life or Death Decision
