Sandy Hanna’s autobiography “The Ignorance of Bliss: An American Kid in Saigon” recounts her experience of moving to Saigon, Vietnam when she was 10 years old, where her father served as a military advisor to the South Vietnamese Army. From the crushing poverty and extraordinary beauty that was Saigon in the 1960s, Sandy discovered a world of streets, villas and brothels, where politics and intrigue were the order of the day. In this installment of “Leonard Lopate at Large” on WBAI, Sandy Hanna discusses reliving her unique childhood experience in “The Ignorance of Bliss.”