Copyright © 2013 Knight Sac Media. All rights reserved.http://www.siliconinvestor.com/subject.aspx?subjectid=16834biz.yahoo.com  "The Nasdaq stock market in the United States is to introduce a new surveillance device to hunt out price-sensitive false information on the Internet..." "The new Nasdaq device, due to be installed by the end of the year, will track some 4,000 Nasdaq-listed companies, searching for ...http://www.siliconinvestor.com/images/Logo380x132.pnghttp://www.siliconinvestor.com/subject.aspx?subjectid=1683438013210