The mother of the Georgia teen accused of killing four people in a mass shooting at Apalachee High School was indicted by a grand jury last week for allegedly taping her then-73-year-old mother to a chair and leaving her alone for nearly 24 hours last year, according to a news report. Marcee Gray, 43, is accused of exploitation and intimidation of a disabled adult or elderly person, false imprisonment, criminal damage to property in the second degree, and theft, The Atlanta-Journal Constitution reported . Gray’s 14-year-old son, Colt, has been charged as an adult with four counts of felony murder for the Sept.

4 killings of two students and two math teachers at his Winder, Georgia, school. His father, Colin Gray, 54, with whom the teen’s mother is estranged, has been charged with second-degree murder, involuntary manslaughter and second-degree cruelty to children after authorities said he “knowingly allowed” his son to possess a gun. According to a police incident report cited by the Journal-Constitution, Marcee Gray bound her mother, Deborah Polhamus, to an armchair, took her iPhone and broke a mirror and her mother’s back door around 5 p.

m. on Nov. 3, 2023.

A family friend found Polhamus on Nov. 4, investigators said in the report, after Polhamus’ other daughter in Florida contacted the friend when her mother didn’t answer her phone. Marcee Gray told the newspaper that she was experiencing a “methamphetamine-induced psychosis” when she asked her mother to .