Nathan Corbett

Lilly returns to the scene of a brutal triple homicide she worked earlier in her career. The prime suspect offers a solid alibi as she examines the now-condemned restaurant where the crime took place.

Herc's job with the mayor takes a hard turn; Prez prepares for his first day as a teacher; Carcetti drops a bombshell on the mayor during a televised debate.

Four West Baltimore boys wrestle with what to do with the rest of their summer vacation as the new school year approaches.

Bubbles identifies a witness for Herc. Colvin offers an incentive. Andre seeks help from Proposition Joe.

Valchek leaks details of a case to Carcetti; Royce turns against Burrell; Chris tries to enlist Michael into Marlo's ranks.

A group of ministers protests Herc's actions towards one of their number; Randy suffers at school; Omar and Reynaldo go to see Joe with a suggestion; Freamon discovers something important.