Summary Two children, aged eight and 10, have been killed and 17 others are injured following a school shooting in Minneapolis, police say The attack happened at Annunciation Catholic School during morning Mass, Police Chief Brian O'Hara says, calling it a "deliberate act of violence against children and worshippers" The gunman was armed with a rifle, shotgun and pistol and shot through the church windows, police say, adding that he then turned a gun on himself Of those injured, 14...