Jeffrey Lorenzo

Several murders at Houston construction sites seem to be the act of an angry local. However, an SOS signal suggests the killer may have a military background.

A worried Omar calls in a favour, Carcetti seeks advice from an ex-mayor and Prez begins to make headway with his students.

With Burrell's help, Daniels opens up the row houses and the reality of the city's drug trade hits the headlines. Season finale.

Freamon goes over his bosses' heads in his bid to find more of Marlo's bodies. Meanwhile, Michael crosses a line.

Addison performs a complex in utero surgery, proving not only her talents to her father, but also finally giving them some common ground. Meanwhile, Sam and Naomi deal with their own family crisis.