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01:34 — Tom Winston shares disturbing information with Sarah about her past, leading her to suspect who The Executioner's next victim will be.
02:14 — Sarah shoulders Cam's blame after another shocking murder, while Dylan's TV commentaries on the killings bring out the best and worst in Alison.
01:51 — A disturbing secret from Sarah's past confirms her belief that the police have arrested the wrong person for the murders.
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TVGuide.com editors break down theories about what's coming up on The Walking Dead