A father and son are indicted on murder charges in Georgia high school shooting NPRTeen suspect and father indicted in Georgia high school shooting that killed 4 NBC NewsGrand jury indicts Colt and Colin Gray for Apalachee High School mass shooting FOX 5 AtlantaFather and son indicted over mass shooting at Georgia school AxiosGrand jury indicts father, son on multiple charges tied to deadly Georgia school shooting UPI News