"If you have a problem with this. I understand completely." - Freamon Mystified by Omar's disappearance, Marlo and Chris ramp up their efforts to locate their nemesis; After attending a sparsely attended waterfront ceremony, Carcetti fires away at a larger press event, and recasts himself as a champion for the homeless; Bunk revisits some old leads in the rowhouse cases, but is frustrated in his attempts to get bloodwork from the crime lab; Templeton looks for a perfect follow-up to his latest, nationally covered story, which has replaced the city's educational crisis on the paper's priority list; After the detail gets more manpower, Freamon presses McNulty to get new surveillance equipment, but the resources aren't as deep as both hoped; Pearlman discovers new clues pointing to corruption in City Hall; Marlo makes new appointments at the latest Co-Op meeting; McNulty takes a peculiar interest in a homeless man.