. >> vermont senator bernie sanders sits on the senate committee that oversees the nrc. he's worried as an older generation of america's reactors comes up for renewal. >> they have always extended when companies have come in and said, we would like an extension. i believe in over 60 instances, they have granted every one. and that's a problem. that's a problem. >> we wanted to talk to the nrc. over a six-week period, we repeatedly requested an interview at any time or day of their choice. but we were told they were overbooked. so we decided to show up anyway and see if we could get some answers. a spokesman came outside soon after we arrived. >> you've received the agency's response via our director of public affairs. >> yeah. >> the answer of the agency. >> so no one's going to talk to us? >> no. >> i actually have the exact quote here on your site. it says that the nrc is devoted to open government, open, accountable, accessible. >> yes, all of our information is available on our website. >> but if you guys are accessible to the public, how come you can't sit down with