 Garrison believed that Clay Shaw was the mysterious "Clay Bertrand" mentioned in the Warren Commission investigation.In the Warren Commission Report, New Orleans attorney Dean Andrews, claimed that he was contacted the day after the assassination by a "Clay Bertrand" who requested that he go to Dallas, Texas to represent Lee Harvey Oswald.At the trial, the prosecution sought to have entered into evidence a fingerprint card containing Clay Shaw's signature and admission to using the alias "Clay Bertrand."