CNN Fareed Zakaria GPS May 12, 2013 14:39:00
Description for threating about the boston kind of threat. even there we recognized that we have to be very careful, very selective. this couldn't be this broad net over all of america's conversations. even there, it was very, very targeted. >> i asked ali sufron, a former cia special agent. a publication of sorts on the web which contained the information of how to build these pressure cooker bombs. should the united states government be trying to shut down these kind of websites and is it feeasible? >> i don't think it's the issue of feasibility. you know, it's very hard to regulate the inte...