Gregory L. Williams

Stringer breaks a fundamental rule of the game, prompting Omar to vow to end the feud once and for all. Meanwhile, Prez makes a fatal mistake.

Avon readies his troops for a war against Marlo. Meanwhile, as the crew works towards the upper levels of the Barksdale organisation, McNulty has doubts about the path he's chosen for himself.

The detail continues its pursuit of violent drug kingpin Marlo.

Omar surprises Proposition Joe, while the meticulous Freamon finally uncovers Marlo's gruesome secret.

The mayor's plan for the police department hits the headlines, Marlo seeks Prop Joe's help and McNulty goes to the press.

Carcetti responds to a vicious campaign smear, Randy makes a startling revelation and Omar finds himself in a tight spot.