STAGIONE: 4
SINOSSI
Jack Jesse must survive the arctic wilderness and cross a frozen river alone to reach the isolated town of Bettles; Lisa Kelly is back in action but the slippery slopes of the Dalton will make her road to redemption a dangerous one; Greg is on a mission to revive his reputation, but to do it he must haul the biggest load of his career; Alex has a plan to one-up his rival Hugh.