Pennsylvania girl Kayla VanWert stabbed to death after Facebook fight with best friend
Kayla VanWert, 18, was fatally stabbed Sunday
A teenage mother was stabbed to death in Pennsylvania - allegedly by a former best friend who became a rival for the attention of her child's father.
Kayla VanWert, 18, died after she was stabbed in the neck and chest during a fight Sunday, police said.
Another young girl, 16-year-old Cathleen Boyer, was charged as an adult with crimes including aggravated assault.
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