in her search for justice, jean heid says she has spent years trying to learn the truth from the one man she believes holds the key to her brother's innocence. his name is floyd a. stockton. a convicted sex offender who authorities say was living with bill rothstein on the day of the bank robbery. he goes by the nickname jay. >> jay stockton is a convicted rapist, serial sexual battery of his wife, and he's out there. he's out there, people. >> he is the only one left alive and sane enough to tell the truth, she believes. yet the federal government has allowed him to go free. >> they know that my brother is innocent, 100%.