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Firehouse 51 is on high alert when a series of explosions rock the city. Herrmann adjusts to his new duties and Kidd gets a visit from an old friend.
First Air Date : Oct 10, 2012
Last Air date : May 22, 2024
Episode : 252 Episode
Season : 12 Season
Runtime: 42:14 minutes
Studio: NBC
Country: United States of America