Chicago P.D. Season 9, Episode 18, "New Guard," is widely praised as a standout, case-driven hour that revitalized the season by introducing rookie Dante Torres and focusing on Jay Halstead's mentorship. Critics lauded the introduction of Torres for bringing a "street smart" perspective to the unit, balancing the character-focused drama with intense action. Read a full review of the episode at TV Fanatic . Chicago PD Season 9 Episode 18 Review: New Guard