sentences:  The agents wanted to know where the columnist had unearthed some sensitive data, but once Safronov showed them the website where he got his facts, the FSB dropped its case.Safronov had returned in late February from a reporting trip to Abu Dhabi, United Arab Emirates, where he covered the annual IDEX 2007 arms exhibition's gathering of defense manufacturers.He had stated that he would check information that he had received on possible new deliveries of Russian weapons to the Middle East while at the arms exhibition in the United Arab Emirates.