Have a look at this second sneak peek for Criminal Minds Season 12 Episode 21, "Green Light" - airing tonight on CBS.
Inside the episode: When Reid fears his mother has been abducted, he asks the BAU to investigate while he’s stuck in prison.
Looking for more spoilers?
Head over to Criminal Minds Episode Guide: “Green Light” for the first sneak peek, full description and promo of this episode.