WARNING: SPOILERS AHEAD! Marlo makes it clear that he doesn't want to be a team player, but because of a misunderstanding, Kima and McNulty (KimNulty) believe that he is now the head honcho of the Baltimore drug market, prompting them to urge Daniels to make the case about Stringer again. Jimmy fails to convince people that D'Angelo's death was a homicide, partially out of people's willingness to lighten the workload.   Avon doesn't want any part of Stringer's new business ventures to interfere with his priority of killing people that are making him angry. But over time we learn that Stringer is kind of a dummy who is being conned by state senator Clay Davis. Carcetti proves himself to be a shady backstabber as he tells one of his best friends Tony Gray to run for mayor, knowing that it will split the black vote, giving himself a path to vicotry. With some people still not getting the message about the Hamsterdam free zones, Colvin gets some of his troops to make the message a little clearer with some casual brutality. Bunk gets fed up with Omar and gives him a stern lecture.