“The service manipulates the phone system,” said Robert Siciliano, an online security expert with McAfee. “It essentially tells the caller ID that another number is calling you.” Read more: http://www.nydailynews.com/entertainment/tv-movies/spoofing-katie-couric-911-calls-article-1.1264844#ixzz2Ly1HCm8y
http://www.nydailynews.com/entertainment/tv-movies/spoofing-katie-couric-911-calls-article-1.1264844