 He gets a visit from Valchek and is told about the death of the witness, giving him useful ammunition against Royce.During the televised debate, both Carcetti's campaign team and the Homicide unit watch as Carcetti rebuts Royce's assertion that Baltimore's crime rate has fallen by bringing up the murdered witness.Royce's response is labored, defensive, awkward, and evasive; Carcetti's team is pleased while Royce's people seem worried.