Hawaii Five-0: Season 8, Episode 20

8 - 20: He lokomaika'i ka manu o Kaiona (Kind is the Bird of Kaiona)

Catherine Rollins recruits McGarrett and Jerry to help her track down a uranium deposit thought to be hidden on an abandoned Hawaiian island before a suspected terrorist can make dirty bombs with it. Also, when Junior falls and is trapped in a ravine, he reflects on his estranged relationship with his father.