He shook his head a little. "We've been after these son of a bitches for ten years." He said, "I had hoped we would catch them before they had a chance to attack again...the main thing is we have to keep an eye out for them now...this may have been a warning that they are going to attack another city and we can't let that happen."  He looked at her  not realizing just how sad and scared his eyes looked at this moment.