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Sneak peek: The Girl Next Door

Name: Sneak peek: The Girl Next Door
Uploaded: 2015-07-14T13:31:00-0400
Duration: 3 min 23 s
Description: An ex-wife guns down her former husband -- did she break after being abused or was it cold-blooded murder? "48 Hours" correspondent Erin Moriarty reports Saturday, July 18 at 10 p.m. ET/PT on CBS.

An ex-wife guns down her former husband -- did she break after being abused or was it cold-blooded murder? "48 Hours" correspondent Erin Moriarty reports Saturday, July 18 at 10 p.m. ET/PT on CBS.