there were mass errors and s&p moved forward anyway. >> you are a huge help to all net woshes. ed henry . the man of the hour, don chambers who is head of the s&p rating committee. john, good to have you. you heard the attacks from the white house that your math was off and missed two trillion worth of debt savings. why did you do what you did? >> we lowered the rating on the united states government from double a plus from triple a. movated by the political grid lock in washington, which makes us think that it is difficult for elected officials to put the fiscal profile of the u.s. government on a long-term sustainable path and part of the fiscal path itself.