Two Mississippi sisters allegedly killed their mom after she took their cell phones as punishment for the daughters trying to run over her with the family car. Nancy Grace explores the case of Erica Hall's stabbing and shooting death. Her panel includes Los Angeles Psycho Analyst Dr Bethany Marshall, forensics expert Karen Smith, Atlanta Prosecutor Kenya Johnson, forensics psychiatrist Dr. Daniel Bober, Atlanta lawyer and judge Ashley Wilcott, and syndicated talk show host Dave Mack. Nancy also updates the case of the Las Vegas nail salon owner killed by a customer who skipped out on a $35 manicure fee. Suspect Krystal Whipple was captured in Arizona and charged with murder.

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