#Watch Blue Bloods Online: Season 12 Episode 2

What did Dylan Walsh bring to the show?

On Blue Bloods Season 12 Episode 2, Mayor Peter Chase was put on the case when he learned about a viral video that put the office in a bad light.

Meanwhile, Danny and Baez investigated a gang attack that took an unexpected turn.

Elsewhere, Jamie worried that Eddie lied to him about where she was going on the weekends.

What did we learn?

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

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