Jurors are weighing whether a Georgia father should be held accountable after his son was accused of carrying out a school shooting. The jury bega deliberating Tuesday in the trial of Colin Gray. Prosecutors say Gray gave his son a rifle despite warning signs about his mental health. The defense says the teen planned everything in secret. The shooting at Apalachee High School killed two teachers and two 14-year-old students. It also wounded a teacher and eight students. Prosecutors show video they say shows the teen bringing a rifle to school. Gray says he gave his son a rifle as a bonding opportunity.