Corker Continues to Make False Statements That Social Security Is At Root of Deficit Problem

Since SS has a 2 trillion dollar surplus at the moment, how does he has the temerity to say things like that? He knows this isn't true so who exactly is pulling his chain?

http://www.corker.senate.gov/public/index.cfm/news?ContentRecord_id=89c980ac-5e3f-4146-8a0a-b22bc91bfd2d