The first book about the incident was 1993 's Inside the Cult co-authored by ex-Branch Davidian Marc Breault and Martin King who interviewed Koresh for Australian TV in 1992 .
Ex-Branch Davidian Marc Breault left the group in September 1989 .
The first book about the incident was 1993 's Inside the Cult co-authored by ex-Branch Davidian Marc Breault , who left the group in September 1989 , and Martin King who interviewed Koresh for Australian TV in 1992 .