Did Raven manage to keep everyone safe?
On The 100 Season 7 Episode 3, Sanctum's future was in doubt when radiation started to leak out of the reactors.
With the body count rising, she had to make a devastating decision.
Who did she send into save the day?
Meanwhile, Clarke learned a shocking detail about someone in Sanctum as the opposing factions continued to battle for power.
What did she do?
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Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.