Watch Blue Bloods Online: Season 8 Episode 18

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Did Danny manage to find a killer from a cold case?

That was revealed on Blue Bloods Season 8 Episode 18 when a mother expressed her outrage about the NYPD's inability to find her son's murderer, and Danny stepped in. 

Meanwhile, Erin, and Anthony were forced to explain flaws they made in a previous case. 

Also, Erin and Jack waged war in court after their divorce was finalized, but which one of them came out on top?

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

Get caught up with all the latest developments now. 

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

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Blue Bloods Season 8 Episode 18 Quotes

Listen, anyone, especially a minority being chased by police, would be afraid for their life.

Mayor Dutton

Danny: Amir's friend ID'd the shooter.
Erin: Yeah, but DeSilva was already in the back seat of the squad car when he was identified as the shooter.
Danny: So what?
Erin: So identifying him while he's in the backseat of a police car already handcuffed is suggestive. There's no way I can get a conviction.