Ernest Waddell

The team are confronted by a workers' union when they prosecute a prison officer arrested for sexually assaulting an inmate.

When a student disappears during a school trip to New York, the cops race to find a mysterious masked man; Fin and Stone both get visits from family.

While Fin and Phoebe make wedding plans, Benson and Rollins try to help a homeless single mother who's being trafficked in exchange for safe housing.

A reticent Avon readies his troops for a seemingly endless war against Marlo. Meanwhile, as the detail works towards the top rungs of the Barksdale organisation, McNulty reassesses his pursuit of Stringer Bell.

A serial predator targeting gay bars proves difficult to catch until a celebrity comes forward to tell his story.

Omar continues his strikes on Barksdale stash houses, while Bodie faces a critical test against Marlo. Elsewhere, as the wire on Proposition Joe continues to yield little, a restless McNulty launches his own reinvestigation into the suicide of D'Angelo Barksdale.