Teen 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 AtlantaSchool shooting suspect hid long gun in poster board on the school bus, agent says ABC NewsNews Wrap: Georgia father and son indicted for Apalachee High School mass shooting PBS NewsHourGeorgia school shooting suspect, father indicted on dozens of charges including murder Live 5 News WCSC