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b'A 15-year-old girl dies after being stabbed at a New Orleans Walmart. Four girls, a 12-year-old, two 13-year-olds, and a 14-year old, have been arrested. One of the girls is charged with second-degree murder and the other three are charged with principal to second-degree murder.\\n\\nFootage of the stabbing, which was posted on Facebook and Instagram live, shows one girl armed with what appeared to be a knife as the victim approaches and lunges at her.\\xa0Video shows the group of girls fleeing the store in a getaway car as one of them screams, \\u201cJust stabbed somebody at Walmart.\\u201d\\n\\n\\n\\n\\nJoining Nancy Grace today:Darryl Cohen - Former Assistant District Attorney, Fulton County, Georgia, Defense AttorneyPhil Chalmers -\\xa0True Crime Writer, Counter Homicide Trainer & Criminal Profiler, PhilChalmers.com, Where The Bodies Are Buried Podcast, Author: \\u201cInside the Mind of a Teen Killer\\u201d and \\u201cThe Teen Killer Whisperer.\\u201d\\xa0Dr. Bethany Marshall - Psychoanalyst, Marriage and Family Therapist\\xa0www.drbethanymarshall.com,\\xa0Joe Scott Morgan - Professor of Forensics Jacksonville State University, Author, "Blood Beneath My Feet" featured on "Poisonous Liaisons" on True Crime Network\\xa0Levi Page - CrimeOnline Investigative Reporter'