Watch Blue Bloods Online: Season 8 Episode 5

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Why did Erin go against Anthony's word?

That was the big question on Blue Bloods Season 8 Episode 5 when she brought in an informant against his wishes.

Meanwhile, Danny and Baez worked the case of a detective who was gunned down before testifying in court. 

Also, Frank grew concerned when Garrett was attacked by a S.W.A.T. team outside his home, but what was the reason for it?

Use the video above to watch Blue Bloods online right here via TV Fanatic. 

Get caught up on all of the crazy twists for the Blue Bloods team. 

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

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Blue Bloods Season 8 Episode 5 Quotes

Mayor Dutton: Since we are on different teams?
Frank: Since my officers were put in the crossfire and you put them there.

If an experiment blows up the lab, you shut down the experiment.