CNN The Situation Room June 10, 2013 22:31:00
Generate more contracts. >> they will interview neighbors, they will interview friends, and then they'll go for people that you don't put on your form. >> reporter: snowden is one of nearly half a million contractors with top secret clearance, but few have access to as much information as snowden, an information security engineer. why does an i.t. guy get access to so much information? >> it's because of where he sits. they have permissions that normal employees don't have. >> reporter: leighton says snowden could likely see outside the need to know boxes that con train some contractors. >> th...