"It pays to go with the union card every time." – Ziggy Ethnic tension over the next union secretary continues to build; Sobotka still plans to run contrary to a long-standing gentlemen's agreement. Ziggy steals four new cars from the docks and fences three to Glekas who double-crosses Ziggy by halving his original cut. Ziggy in a rage shoots a young Greek employee and kills Glekas. He remains outside the warehouse to turn himself in. Nick is the first to learn of his cousin's arrest and after facing the wrath of his uncle, drowns his sorrows in a local park. The detail uses satellite technology to its advantage but meets a setback as Valchek turns over control of the investigation to the FBI. Bodie is pleased with the new supply of drugs, but unhappy that Proposition Joe's nephew Cheese is on his turf. Cheese is wounded by Brother Mouzone, further complicating relations between Stringer and Proposition Joe.
Spoilers ahead. Coverage follows the scope labeled below.
Complete story — includes the ending
Epigraph: "It pays to go with the union card every time." -Ziggy As the detail focuses on the Greeks, an annoyed Valchek calls the FBI, who agrees to split work with the detail if they focus on Sobotka. Valchek tries to take Prez off the detail while mocking Daniels, prompting Prez to hit him. Koutris warns the Greeks of FBI involvement and Vondas disposes of his phone, which Bunk and McNulty witness. Cheese is shot by Mouzone when he moves to his new territory. Joe asks Butchie to set up a meeting between Stringer and Omar. Sobotka plans to run for treasurer again despite promising the position to another stevedore. Glekas shorts Ziggy his payment for the cars and beats him when he protests, prompting Ziggy to kill him and be arrested. Vondas orders the Greeks to wipe the warehouse after Glekas's death, an order which the detail intercepts but is powerless to stop.