@CNN: Columbine is no longer one of the 10 deadliest shootings in modern US history https://t.co/E6HiL1RMqK https://t.co/ThECfyKHju

@CNN: Columbine is no longer one of the 10 deadliest shootings in modern US history https://t.co/E6HiL1RMqK https://t.co/ThECfyKHju