Watch Hawaii Five-0 Online: Season 8 Episode 25

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Did McGarrett and the Five-0 manage to take down a Russian spy ring?

That was the big question on Hawaii Five-0 Season 8 Episode 25 when it emerged that the ring was hiding in plain sight. 

But things took a wild turn when a Russian nuclear attack submarine appeared in the Hawaii waters and everyone thought a strike was on the horizon. 

Also, Tani was conflicted when she made a shocking discovery at Adam's house. 

Use the video above to watch Hawaii Five-0 online right here via TV Fanatic. 

Get caught up with all the latest developments right now. 

Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.

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Hawaii Five-0 Season 8 Episode 25 Quotes

The three of us are like a hive mind.

Kamekona [to Danny]

Danny: How close were you to that airstrike in Somalia?
McGarrett: Nigeria.

  • Permalink: Nigeria.
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