Watch Blue Bloods Online: Season 12 Episode 20

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How did all of the storylines converge?

At the top of Blue Bloods Season 12 Episode 20, the characters followed different investigations, but they were together by the end.

Erin Needs Help - Blue Bloods Season 12 Episode 19

Meanwhile, Frank and Erin went to war when Frank called out the district attorney's office for a new rule.

Elsewhere, Eddie faced big repercussions following a shocking decision at work.

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

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Blue Bloods Season 12 Episode 20 Quotes

Abigail: Crawford just called asking for a meeting. So it worked.
Frank: What worked?
Abigail: Your declaration of war disguised as a press conference.

We have felonies being reclassified as misdemeanors. We have violent criminals out on the streets in a matter of hours. And we have a DA who is failing the people of New York.