A Georgia judge has sentenced Colin Gray to 15 years in prison after he was convicted of murder for providing the AR-15-style rifle used by his son in the 2024 Apalachee High School massacre. Gray, 55, was found to have ignored escalating warning signs about his son's mental health and failed to remove his access to firearms.

Barrow County Superior Court Judge Nicholas Primm stated that "the warning lights were flashing brighter and brighter" before the Sept. 4, 2024, shooting, and that Gray "failed as a parent" by not securing the firearms or seeking mental health treatment for his son. Gray was convicted in March on 27 counts, including second-degree murder and involuntary manslaughter. He is the first parent of a school shooter to be convicted of murder in Georgia.

Colin Gray's son, Colt Gray, pleaded guilty to all 55 charges against him and received a life sentence without the possibility of parole. During Colin Gray's sentencing hearing, victims' family members recounted the lasting impact of the shooting.

Shayna Aspinwall, widow of slain teacher Richard "Ricky" Aspinwall, testified about her post-traumatic stress disorder and the challenges of raising their two daughters alone. "Our daughters must grow up without their father," Aspinwall said, noting that they would miss his guidance and all future life milestones.

The shooting at Apalachee High School resulted in the deaths of teachers Richard "Ricky" Aspinwall, 39, and Cristina Irimie, 53, as well as students Mason Schermerhorn and Christian Angulo, both 14. Nine other individuals were injured.

Prosecutors argued that Colin Gray ignored clear indications of his son's deteriorating mental state and continued to provide him with access to guns. The judge cited criminal negligence as the basis for the sentence, emphasizing that Gray could have prevented the tragedy by locking up firearms, removing ammunition, or storing weapons elsewhere while addressing his son's mental health needs.

Gray's conviction marks a significant legal precedent, with few U.S. parents having faced criminal charges in connection with shootings carried out by their children. The sentencing occurred shortly before the new school year began at Apalachee High School.