Who would wipe a whole family out in one fell swoop?
That plagued the entire team on Chicago PD Season 5 Episode 6 as they tried to put the pieces together to unlock the entire picture of what went down.
They learned from an unreliable source that a local drug deal had a connection to the crime, but they struggled to find a motive.
Did they crack the case?
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Paul Dailly is a staff writer for TV Fanatic. Follow him on Twitter.