Did Jamie find a deranged killer before it was too late?
That was addressed on Blue Bloods Season 7 Episode 22 when it emerged that a killer was targeting the elderly.
This created a concern for Jamie who was trying to figure out what was going on.
Meanwhile, Danny intercepted a shipment heading to a drug cartel in Mexico.
What was in amongst the shipment that was causing concern?
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Paul Dailly is a staff writer for TV Fanatic. Follow him on Twitter.