eventually she just gave in and said what they wanted her to say. probably thinking that nobody would take it seriously. but it ended her in prison for a long time. >> and another case was reggie griffin in missouri, he was convicted of murdering a fellow inmate, but there was no physical evidence connecting him to that crime. >> right. and he was convicted on the basis of testimony from other inmates. over the years as this case unraveled, it became clear that the other inmates made inconsistent statements and some of them retracted their testimony, that they had deals with the state that would get them off some of their own sentences and so forth. so by the time he was exonerated, there was essentially nothing left of the testimony that had originally convicted him. but let me get back to -- >> go ahead. >> i was going to say about people who plead guilty, overall, about 95% of people who are convicted of felonies, serious crimes in the united