Obama Weighing Security and Privacy in Deciding on Spy Program Limits --- WASHINGTON — If President Obama adopts the most far-reaching recommendations of the advisory group he set up to rein in the National Security Agency, much would change underneath the giant antennas that sprout over Fort Meade, Md., where America’s electronic spies and cyberwarriors have operated with an unprecedented amount of freedom since the Sept. 11, 2001, attacks. - More, DAVID E. SANGER, NYTimes, at: http://www.nytimes.com/2013/12/20/us/politics/obama-weighing-security-and-privacy-in-deciding-on-spy-program-limits.html?ref=world