According to an article recently published by the Wall Street Journal, the U.S. Justice Department is gathering data from thousands of cellphones through fake communications towers deployed on airplanes. The Justice Department is using this new technology in order to snag criminal suspects by intercepting their cellphone signals. This has left many Americans vulnerable. According to people familiar with the operation a large number of innocent people are inevitably having their signals snagged.The operation works by planes flying overhead and intercepting cellphone signals. The planes are equipped with devices sometimes known as, 'dirtboxestarget="_blank"'>