Carcetti maps out a damage-control scenario; McNulty asks Landsman to pull police off the homeless case; Haynes' concerns about Templeton fall on deaf ears; Dukie seeks out an old mentor for a loan.
Herc's job with the mayor takes a hard turn; Prez prepares for his first day as a teacher; Carcetti drops a bombshell on the mayor during a televised debate.
Stringer Bell gets an education in construction management; Bunk delivers a searing message to Omar; Daniels keeps up the front of marriage to Marla.
Marlo maintains discipline without bringing police attention; the mayoral candidates hit different campaign trails in the final weeks of the race; McNulty turns down a promotion.
Herc discovers a blast from the past; Omar grapples with guilt; Bunk receives a gift-wrapped surprise; McNulty tracks Terri to Washington.