Police raised concerns about gunman 8 years before shooting

AMARILLO, Texas (AP) — Police reports describe concerns eight years ago that the gunman who killed seven and wounded 25 last month in West Texas might have been planning an attack.
CNN reports police in Amarillo, Texas, went to the home of Seth Ator’s mother in February 2011 after she told them he had refused to take his mental-health medication and had threatened to end his own in life in a shootout with police.
Officers found a machete hidden in her son’s bed and an undergrou