July 30 (UPI) -- Colin Gray, the father of Georgia school shooter Colt Gray, was sentenced to 15 years in prison Thursday, just two days after his son was sentenced to life in prison.

July 30 - A man who gave his troubled son the rifle he used to kill four people at a Georgia high school was sentenced on Thursday to 15 years in prison, the culmination of the state's first case in which a parent was convicted of second-degree murder for a mass shooting committed by his child. Read more at straitstimes.com. Read more at straitstimes.com.

Prosecutors had sought 80 years for Colin Gray, 55, who gave his son the rifle he used to kill four people. Read more at straitstimes.com. Read more at straitstimes.com.

Prosecutors had sought 80 years for Colin Gray, 55, who gave his son the rifle he used to kill four people. Read more at straitstimes.com. Read more at straitstimes.com.

A sentencing hearing was underway Thursday for a man who gave his son the gun used to kill two students and two teachers at Apalachee High School in Georgia after he was convicted of second-degree mur

A man who gave his son the gun used in a deadly school shooting in Georgia is set to be sentenced Thursday.