some are dangerous criminals who are then sent home to russia, where they re said to commit more serious crimes. from moscow, will vernon reports. anna has fond memories of her grandma. she was 85 years old and she lived in a wooden house. she liked to sing songs. in march this year, anna s grandma yulia was at home when a man knocked on the door. she knew him, she let him enter to her house and he killed her with a knife in her own home. tens of thousand of russian convicts like him were released from prisons