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who plays mayor in blue bloods season 8
Lorraine Bracco had a recurring role as Mayor of New York Margaret Dutton in the CBS crime drama television series Blue Bloods during its latest season, Season 8.
who is the main character of the show blue bloods
Blue Blood's main characters are members of the fictional Reagan family, an Irish Catholic family in New York City with a history of work in law enforcement.
who are some actors in the show blue bloods
Blue Bloods stars Tom Selleck as New York City Police Commissioner Frank Reagan; other main cast members include Donnie Wahlberg, Bridget Moynahan, Will Estes, Len Cariou, and Sami Gayle.

Question: what is the opening theme of the show
Self-contained rewrite: what is the opening theme of the show blue bloods