Waterfront Cities of the World (2011)

S6E14 Cops & Roger

Following a mugging incident involving Roger and Francine, Roger decides to enroll in the police academy to gain skills for protecting himself and his family, including Stan and Steve. However, he quickly becomes influenced by a corrupt officer (voiced by Cannavale) who leads him off course. Meanwhile, Hayley's budding friendship starts to jeopardize her established relationship. In a twist, Chaz captures Stan and leaves him bound and gagged. Ultimately, Roger confronts Chaz, eliminates him, and saves Stan, much to his boss's delight.