What is New Orleans? (S02E09)

Davis finds himself overshadowed by a rising rapper, while Albert's meticulous nature annoys Delmond. Nelson tries to navigate a challenging predicament with a positive attitude. Toni investigates the accounts of murder witnesses, and Colson transitions to the homicide unit. LaDonna is confronted with a tough decision, and Annie encounters both the highs and lows of life in New Orleans. Meanwhile, Antoine reassesses his approach to his teaching job. This episode is co-written by George Pelecanos and David Simon.