Why did Woods try to give Olinsky an ultimatum?
That was revealed on Chicago PD Season 5 Episode 17 when the pair butted heads, and someone else from the team had to step in to mediate.
Meanwhile, a prominent alderman was murdered, and the team had to investigate whether being pro-gentrification was a good idea for the man.
With corruption emerging as the likely murder cause, the team tried to find out who was against him.
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Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.