[s12e2] Times Like These -

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Jamie becomes suspicious when Eddie begins lying about her whereabouts in the evenings. He eventually discovers she has been secretly studying for the sergeant’s exam. [S12E2] Times Like These

Tension escalates between Commissioner Frank Reagan and Mayor Chase after Frank makes a public arrest of a window washer that goes viral. The Mayor is unhappy with the optics, while Frank defends his actions as upholding the law regardless of the "petty" nature of the crime. For further details, you can refer to these