Prosecutors said the teenager lied in wait in an apparent ambush designed to shoot and kill her stepfather after killing her mother

Carly Gregg of Mississippi will spend life in prison for killing her mom, high school teacher Ashley Smylie, and attempting to kill her stepdad, Heath Smylie.

Mississippi teen Carly Gregg was sentenced to life in prison in September 2024, six months after the murder of her mother, Ashley Smylie, and the attempted murder of her stepfather, Heath Smylie. After Carly’s trial,

On the day of the shooting, Clark said Gregg was “grumpy and irritable” and couldn’t focus in class at Northwest Rankin High School, where her mother, Ashley Smylie, was a math teacher, according to The Clarion-Ledger. Clark said the teenager claimed her memory “went blank” that day after she let out her dog in the backyard.

On Friday, 15-year-old Carly Gregg was found guilty of murdering her mother, Ashley Smylie, and attempting to murder her stepfather, Heath Smylie. Gregg, who was tried as an adult in Rankin County, was sentenced to life in prison.

Carly Gregg, the Mississippi teenager who killed her mother and tried to kill her stepfather, was found guilty on all charges and sentenced to life in prison.