The A.B.C. Murders
Why does Poirot, along with the inspectors from Scotland Yard, decide to publicize the murders in the novel, The A.B.C. Murders?
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After a discussion at Scotland Yard (with Poirot and the other inspectors), they decide to publicize the murders to show the permanence of the action and to scare the murderer into submitting.
The A.B.C. Murders